Tag: 300 blk vs 556
Bravo Company 12.5'' 300 Blackout AR-15 Upper Receiver Review
We do some shooting with the BCM 300BLK 12.5'' MCMR upper receiver, discuss it's features, barrel length pros and cons, and what I think...
300 Blackout: SBR vs 14.5” Pinned & Welded
In this video, we compare the pros and cons of an AR15 chambered in 300 blackout with SBR with an 8" barrel versus a...
Why 14.5 is the NEW best 300 BLK barrel length.
300 Blackout build with a Wilson Combat upper and lower receiver. All remaining parts are BCM minus the ballistic advantage barrel. All...
