AR-AK-SMG

Shield Arms

Shield Arms SAO15 SA-15 Stripped Lower Receiver for AR-15 - Multi-Caliber Aluminum Black Anodized

Franklin Armory

Franklin Armory Libertas Strip Billet Lower Receiver (Part #0020003BLK)

Smith & Wesson

Smith & Wesson SWL MP15 Stripped Lower Receiver 812000 for AR-15 in 223 Rem/5.56 NATO

Smith & Wesson

Smith & Wesson 812002 AR-15 Complete Lower Receiver with Collapsible Stock and Pistol Grip

Sig Sauer

Sig Sauer RMCX762R16BIR 7.62x39mm Semi-Auto Rifle with 16-Inch Barrel and Folding Stock

Sig Sauer

Sig Sauer MCX Spear LT 5.56 NATO Rifle with Folding Brace and 11.5-inch Barrel - Part Number PMCX556N11BIR10

Sig Sauer

Sig Sauer M400 SDI 5.56 NATO Rifle with 16-Inch Threaded Barrel and Magpul SL Stock RM400SDI16BR5FX

Sig Sauer

Sig Sauer RSPEAR76216B MCX Spear 7.62x51mm NATO Rifle with Folding Stock and 16-inch Threaded Barrel

Sig Sauer

Sig Sauer RMCX556N16BIR MCX Spear LT 5.56 NATO Rifle with 16-Inch Barrel and Folding Stock

Aero Precision

Aero Precision M4E1 Stripped AR-15 Receiver - Multi-Caliber, Black Anodized Finish, Part APAR600001C

BLS Supply

BLS Supply JRAR223-STD-BLK .223 Wylde 10+1 M-LOK Forend for Semi-Auto Rifles

Fightlite Industries

Fightlite Industries SCR-LWR-RBK AR/M4 Lower Receiver Assembly with Black Hardcoat Anodize, Part Number SCRLWRRBK