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Old December 11, 2012, 09:07 PM   #3
kraigwy
Senior Member
 
Join Date: June 16, 2008
Location: Wyoming
Posts: 11,061
When I got my White Oak Upper, (20 in. 1:7) John recommended WW brass and 24.1 grs to 24.4 grs of R-15 for both 77 SMKs (200 & 300) and 80 SMKs (600 & 1000 yards).

I went with that and it works quite well for me. I've played with other bullets but keep coming back to these.
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Kraig Stuart
CPT USAR Ret
USAMU Sniper School
Distinguished Rifle Badge 1071
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