5.56x45mm NATO Lower Receivers

Cross Machine Tool UHP15 Billet AR-15 Stripped Lower Receiver

SOLGW M4LOWERLFTA5NS LOWER A5 BUFF -NO STK/BRC

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Anodized Green

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Anodized Bronze

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Bronze

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Anodized Blue

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Anodized Red

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades & Skeletonized Aluminum Pistol Grip Anodized Gold

Andro Corp Industries AR-15 Lower Parts Kit Black

TALON TENGU HGA 5.56 NATO 7.5IN BLK 7IN RAIL NO STOCK

Anderson Manufacturing AM-15 Stripped Lower Multi-Cal Receiver with Gadsden Flag Engraving

Lantac LA-XR15 Onyx Billet Receiver Set 01-RV-SET-ONYX

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Gold

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Red

Guntec USA AR-15 Essentials Kit Anodized Purple

Black Rain Ordnance Spec15 Complete Lower Receiver

Sons Of Liberty Gun Works MILSPECLOWER Mil-Spec Complete Lower 5.56x45mm NATO, Black, M4 Style Stock, A2 Grip, LFT Trigger

Maxim Defense MD15 AR-15 Lower Receiver - Complete Lower

Anderson Manufacturing AM-15 Stripped Lower Receiver Multi-Cal (No Logo)

Zeus Artemis Stripped Lower 5.56 Billet

Sons of Liberty Gun Works SOLGW LRF-L89BS 5.56mm 11.5"Bbl LRF Lower/Broadsword Upper Pistol LRF-L89BS-PISTOL-11.5

Sons Of Liberty Gun Works L89ANOSET13LTGRY L89 Builder Kit Light Grey, Lower Kit

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

Sons of Liberty Gun Works / Forward Controls Design AR-15 Lower Receiver - Ambidextrous - Stripped Lower - FDE