Anderson Manufacturing AR-15 Receiver Extension - A2 / Rifle

Anderson Manufacturing AM15 AR-15 Stripped Lower Receiver Multi-Caliber Compatible Mil-Spec Forged

Anderson Manufacturing AM-15 Stripped Upper Receiver in Black - Essential Upper Receiver for AR-15 Rifles and Custom Builds - D2-K100-A000-OP

Anderson Manufacturing Buffer Tube Kit - Durable and Lightweight Buffer Tube Solution - G2-J430-A000-0P

Anderson Manufacturing AM-15 Assembled Upper Receiver, Black

Ar15 Stripped Upper Receiver - Anderson Ar-15 Stripped Upper, Flattop, M4 Feed Mil-Spec

Anderson Manufacturing Standard Rifle-Length Buffer, Silver

Anderson Manufacturing Castle Nut For 6-Position Carbine-Length Buffer Tube, Black