16" Barrel .223 Which powder to use?
NeoBlackdog Member Posts: 12,455 ✭✭✭✭
edited October 2010 in Perry Shooter Competition Shooting and Reloading Forum
Anyone got a recommendation for a powder to use in a 16" barreled AR? I'm using 55gr FMJ bullets. I've been using 25.5 grains of 4064 but would like a bit more velocity. Mine chronographed at around 2890. I'd like to get a bit faster without going to maximum charge weights. Any ideas?