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Posted By:
domit
4570 or 4590 twist
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07/05/19
did the 4570 and the 4590 have the same twist? getting old and can't rember. just wondering.
Posted By:
DigitalDan
Re: 4570 or 4590 twist
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07/10/19
Probably.
Posted By:
white owl
Re: 4570 or 4590 twist
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07/11/19
I don't think so. The 45/90 was an "express" cartridge designed for 300 gr bullets, so my understanding is that the twist was slower..
Posted By:
DocFoster
Re: 4570 or 4590 twist
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07/14/19
45/90 Winchester twist was 1 in 32.
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