Next Level Armament NLX556 AR-15 Stripped Lower Receiver Black

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

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

Bushmaster XM15 E2S AR-15 Lower Receiver - Stripped Lower

Next Level Armament - AR15 Lower Parts Kit - Mil-Spec - NLX662

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

Next Level Armament NLX556 AR-15 Lower Receiver with B5 Furniture - Complete Lower

APF AR-15 Stripped Billet Lower Receiver - Matte Black