Rise Armament 12003 AR-15 Lower Parts Kit - No Fire Control Group - Black

The Rise Armament 12003 Lower Parts Kit is a MIL-SPEC, 20-piece small-component kit containing every pin, spring, detent, and piece of hardware needed to assemble a complete AR-15 lower receiver. This LPK is configured for builders who already have, or plan to source separately, their own fire control group, pistol grip, and trigger guard - none of which are included.