That's some great results with that 300BLK, what length barrel and twist are you using?
I'm getting similar ES and SD with that same power, using LC and Hornady 223 brass cut down to 300BLK with...
Type: Posts; User: tikka
That's some great results with that 300BLK, what length barrel and twist are you using?
I'm getting similar ES and SD with that same power, using LC and Hornady 223 brass cut down to 300BLK with...