Mil-spec parts, use to assemble rifles on your receivers. Lower Parts Kit contains new mil-spec parts including trigger spring, trigger pin, hammer spring, hammer pin, disconnector and spring, bolt catch, bolt catch plunger, bolt catch spring, bolt catch roll pin, AR safety selector, selector detent, selector detent spring, (2) takedown detents and springs, pivot pin, rear takedown pin, buffer retainer and spring, magazine catch, button and spring, screw and washer, trigger guard assembly, pin, hammer, and AR-15 MIL-SPEC Trigger.
NOTE: Prices, specifications, and availability are subject to change without notice. We reserve the right to correct typographic, photographic, and/or descriptive errors.