Bravo Company MFG (BCM) Lower Group No Stock AR15

All BCM4 Lower Receiver Groups feature: Machined from Aluminum Forgings 7075-T6 Hardcoat Anodizing: MIL-A-8625F, Type III, Class 2 BCM Milspec 7075-T6 Receiver Extention Staked M4 Lock Nut USGI H Buffer (1 USGI Tungsten, 2 Steel) BCM Trigger Guard BCM PNT Trigger BCM Gunfighter's Grip, Mod 3 - Black Low Shelf for RDIAS installation Low Shelf for Accuwedge use Fire Controls marked SAFE and SEMI