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Old 04-08-2018, 02:22 AM
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dr. mordo dr. mordo is offline
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Originally Posted by old tanker View Post
Twenty rounds of 577-.450. 485 grain paper patch bullet, Bertram brass and 85 grains of 1F Goex. It will be interesting to see if paper patch bullet will shoot enough better than the than the 475 grain grease groove bullet to make it worth the effort.
Wow, that is a seriously unusual cartridge that I had to google to figure out what it was. What gun are you shooting that thru?
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