BCM Complete Gunfighter M4 Lower Receiver Assembly BCM® Professional Grade Weaponry® are hard use tools, built to perform in combat where unfailing performance is the only standard for men and machine. Exacting construction and rigorous durability are the standard for every weapon system that comes off our line. These are machined from 7075-T6 forgings to milspec dimensions and built meticulously with great attention to detail. Features BCM PNT Trigger H buffer and carbine buffer system Six-position receiver extension BCM Gunfighter Mod 0 trigger guard BCM Mod 3 pistol grip BCM Gunfighter Mod 0 stock Black anodize finish Properly staked
