300BlkTalk

Can you use a lightweight BCG? For supers, most rifles are going to be optimal with a standard BCG and anywhere from a carbine to an H2 buffer depending on the gas system length and gas port. A lightweight buffer is going to give you overgassed issues, may cycle too fast, and may be much harder on ...

I have 2 6.8 ARs and one is a 10.5 on a registered SBR lower. Looking to build a 300 blk upper Q #1: what is the best barrel length for bullet exit with lowest drop in 50-75yrd range? I'll be shooting super bcuz I always wear head gear anyway, I have sound enhancement muffs. Q#2: I have a reduced co...