Our complete lower parts kit, containing all the small parts needed to assemble an AR15 lower receiver (except the receiver extension assembly).

The parts will fit any mil-spec AR lower receiver and, where appropriate, are phosphate coated. Like all of our Lower Parts Kits, this one is 100% made in the USA with no polymer (except the grip, obvi) or MIM parts.

Contents:

Bolt Catch

Bolt Catch Detent

Bolt Catch Detent Spring

Bolt Catch Roll Pin, threaded option

Buffer Retainer Pin

Buffer Retainer Spring

Disconnector

Disconnector Spring

Fire Control Group Pins x2, anti-walk option

Hammer

Hammer Spring

Magazine Catch

Magazine Catch Button

Magazine Catch Spring

Pistol Grip

Pistol Grip Screw

Pistol Grip Washer

Pivot and Takedown Pin Detents x2

Pivot and Takedown Pin Spring x2

Pivot Pin

Selector, ambidextrous option

Selector Detent

Selector Detent Spring

Takedown Pin

Trigger

Trigger Guard Kit

Trigger Spring

Optional Upper Tension Screw