How to Build an AR-15 Lower Assembly

A STEP-BY-STEP GUIDE TO BUILDING AN AR-15 LOWER. Lower Assembly Parts List   Lower Receiver Buffer Tube Kit Stock or Brace LPK (Lower Parts Kit) Grip Lower Parts Kit Includes: Pistol Grip Screw Pistol Grip Lock Washer Trigger Guard Trigger Guard Roll Pin Standard Trigger Trigger Spring Trigger Pin Hammer Hammer Spring Hammer Pin Disconnector […]