Re: Loads For .308 Winchester <span style="font-weight: bold">Underground Skunkworks, 22" Bartlin 1:10 twist 5R rifling.</span> Current Load: 175 SMK, 43.5g IMR 4064, Winchester brass 2.007, CCIBR2 primers, 2.80 OAL,2690 FPS. Temp:82, BP: 30.02, Humidity:87%, Alt:110ft. Load I'm Currently...