Faxon Firearms AR-15 Lower Receiver - Stripped Lower - FDE

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

Bushmaster XM15 E2S AR-15 Lower Receiver - Stripped Lower

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

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

AERO PRECISION M4E1 Stripped Lower Receiver | Kodiak Brown Anodized

Combat Armory AR-15 Billet Stripped Lower Receiver

Sons of Liberty Gun Works Rebellious Stripes AR-15 Lower Receiver - Stripped Lower - BLEM