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Joined: Feb 2009
Posts: 4,434
Campfire Tracker
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Campfire Tracker
Joined: Feb 2009
Posts: 4,434 |
Yes but we all know the pressure(and velocity) varies a lot from rifle to rifle and manual data frequently does not hold up in our garden variety rifles. We see that a lot and it has always been common. I don't have any doubt RL26 is a great powder since it seems to be a temp sensitive rendition of RL25 which I've been using for years now in the 7 Rem Mag,and got some pretty giddy 270 velocities with as well about 10 years ago..... Like 3200 from 22" barrel with 130 gr bullets. Oh....and BTW I have also seen a couple of pre 64 M70 270's with 24" factory barrel give over 3200 fps with 130 gr bullets,with no outward signs of excessive pressures using H414. So, yes, I believe 26 will give those velocities; but when I see cases like the 270 (65 gr ? of capacity) giving about the same velocities as a 7mm WSM ( 74 gr of capacity,....giving about the same velocities as an STW and more than a 7 Rem Mag with 80 + gr of capacity........my antenna goes straight up. Not that I doubt it....just that it leads to more questions in my mind. Followed to its dryly illogical conclusion,we can start to assume that RL26 erases all substantive difference between a 270 and 7 Rem Mag....which is, of course, ridiculous. Anyone with enough experience with both knows this. I never saw the sense in chasing another 50-100 fps from a smaller case when that same velocity was easily achieved from a commonly available bigger case. Based on what I see here with some of the velocities, it won't be long before the primer popping starts. This all makes sense and I would be nervous other than my custom Mauser .270 gets pretty much identical velocities with the same bullets and charges as Alliants' data, which I assume is pressure tested. Mine gives best accuracy 1.5 grains or so off of Alliants' max, which is still pretty close to 3000 fps with a 150 NPT.
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Entire Thread
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270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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08/23/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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gunnut308
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08/23/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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MontanaMan
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BKinSD
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10/03/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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lagerboy
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08/23/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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08/23/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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lagerboy
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08/23/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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SU35
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08/23/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Otter6
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08/24/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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08/24/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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MILES58
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08/24/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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boomer68
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08/24/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Otter6
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08/24/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bearstalker
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08/24/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Jordan Smith
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08/24/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bsa1917hunter
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08/24/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bellydeep
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BobinNH
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Jordan Smith
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BobinNH
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08/27/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Jordan Smith
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08/27/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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DesertMuleDeer
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08/27/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bellydeep
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08/26/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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338Rules
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09/10/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Boogaloo
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Jordan Smith
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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scottishkat
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Prwlr
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Prwlr
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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10gaugemag
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Tejano
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08/25/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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beretzs
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08/26/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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SakoAV
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08/26/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Billy_Goat
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08/26/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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DesertMuleDeer
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08/27/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BobinNH
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08/27/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Otter6
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08/27/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Arac
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09/07/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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sbhooper
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12/12/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Kimber7man
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09/07/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BobinNH
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09/07/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/08/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BobinNH
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09/08/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/08/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BobinNH
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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jwall
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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CreekWarrior
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09/08/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/08/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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CreekWarrior
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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338Rem
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Bighorn
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12/12/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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16bore
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09/08/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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DesertMuleDeer
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09/08/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Arac
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09/08/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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16bore
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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16bore
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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patbrennan
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Llama_Bob
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Mule Deer
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/10/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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SU35
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Llama_Bob
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09/09/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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16bore
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09/10/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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jwall
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09/10/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Bugger
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09/10/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Arac
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bsa1917hunter
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Arac
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bsa1917hunter
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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16bore
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Tejano
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Mule Deer
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09/11/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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09/12/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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kk alaska
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09/13/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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SU35
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09/15/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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kk alaska
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12/11/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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16bore
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09/14/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Otter6
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09/14/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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kk alaska
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09/15/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Arac
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09/15/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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pullit
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09/16/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Tejano
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09/16/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Klikitarik
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09/16/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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kk alaska
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09/19/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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10/01/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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MontanaMan
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10/01/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BobinNH
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10/02/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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MontanaMan
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10/02/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BobinNH
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10/02/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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10/02/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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10/02/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bigwhoop
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10/02/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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10/02/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Mule Deer
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10/02/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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10/03/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Mule Deer
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10/04/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bigwhoop
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10/05/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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10/03/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Brad
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10/03/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BKinSD
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10/03/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Dixie_Rebel
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12/11/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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BKinSD
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10/03/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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djb
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10/03/16
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Seafire
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12/15/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Jim_Knight
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12/15/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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alpinecrick
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12/15/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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comerade
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12/15/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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stevevan1
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12/15/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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Jim_Knight
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12/15/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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sbhooper
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12/16/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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MontanaMan
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12/16/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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irfubar
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12/16/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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12/17/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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NTG
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12/16/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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bwinters
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12/17/19
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Re: 270 Win, Re 26, 150 NPT - who needs a 7 mag?
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2500HD
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12/17/19
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