LITTLE KNOWN FACTS ABOUT BCM COMPLETE LOWER.

As for that lower, It's a BCM blem lower. I could not discover a blem on this thing to save my lifetime. It functions a hundred% and is one thing I'd personally bet my everyday living on.I love how reliable this lower is. Locks up nice and restricted While using the upper I mated it with. The ambi controls are perfect. I love the ratcheting castle