I've finally gotten around to reloading for my 280Rem, a Ruger M77 MarkII. I've been running some Winchester Ballistic Silvertips in 140gr that I bought before I started handloading that are ridiculously accurate in my rifle. I started out with 140gr NBTs and IMR4831. I ran the factory loads over a chrono and I'm getting about 2860fps. My accuracy node - 5/8 inch - with the IMR4831 is 54gr at about 2830fps. I'm sure this will do fine and I plan to use it this season. I ran on up the ladder to almost 3100fps but accuracy was awful.

As I said, the 2830fps I'm getting will work fine but that's less than 25fps faster than my 7mm-08 and 140s. After this season is over I may play around with it some more using a different powder to try to get some more velocity before next season. Anyone care to share what they are using and the velocities?

I looked through the 280Rem thread under the Campfire loads sticky but there weren't many velocities listed.


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