The TacFire LPK01USA AR-15 Parts Kit for the AR-Platform delivers a complete, ready-to-install collection of essential components in a compact, 7.70 oz package, designed to support reliable function and smooth assembly for your rifle build or repair. This TacFire kit provides an A2 grip with its grip screw and lock washer, a precision trigger assembly with the trigger pin and trigger spring, and a flat trigger guard, all selected to ensure crisp engagement and dependable feel. Inside youll also find the hammer with its spring and pin, the bolt catch assembly including the roll pin and spring, plus detent springs, plunger and take-down detent, ensuring secure operation during field use. The set includes the front pivot pin, detent selector, take-down pin, buffer retainer pin and buffer retainer spring, as well as the disconnector spring, disconnector, and selector spring, all crafted to a compatible fit across AR-15 platforms. Use this kit to streamline your build process, restore function on a tired lower, or upgrade to enhance reliability during demanding field or range settings.