DealThis lower receiver parts kit comes with everything you need to build and complete your stripped AR-15 lower receiver. All parts are made in the U.S.A. to meet or exceed standard military specifications. Kit includes a Black Fallout RA-140 Super Sporting (SST) premium 3.5 lb drop in trigger, Armaspec Stainless Anti-Walk AR Trigger & Hammer Pins X2. from Ground Zero Precision (Product GZMS15LPK-RA140-2) |