Spikes Tactical Complete Spider AR-15 Lower - No Stock

Spikes Tactical AR-15 Lower Receiver - Calico Jack Logo - Stripped Lower - BLEM

Geissele Automatics Enhanced AR-15 Lower Parts Kit - Desert Dirt

Bushmaster XM15 E2S AR-15 Lower Receiver - Stripped Lower

Dark Storm Industries DS-15 Fixed Mag AR-15 Lower Receiver - Stripped Lower

Bushmaster XM15 E2S AR-15 Lower Receiver - Stripped Lower - Brown

AERO PRECISION M4E1 Complete AR15 Lower Receiver w/ A2 Grip & M4 Stock - Black

Aero Precision AR-15 Complete Lower Receiver with MOE Grip and SL Carbine Stock Black