AR-AK-SubGuns

Spike's Tactical

Spikes Tactical STLS045 Stripped Lower Receiver for AR-15 - Multi-Caliber 7075-T6 Aluminum with Black Anodized Finish

Spike's Tactical

Spikes Tactical STLS015CFA Punisher Stripped Lower Receiver for AR-15 - Multi-Caliber, 7075-T6 Aluminum, Black Anodized with Color Fill

Spike's Tactical

Spikes Tactical STLS016CFA Calico Jack Stripped Lower Receiver for AR-15 – Multi-Caliber, Black Anodized with Color Fill

Spike's Tactical

Spikes Tactical STLS019CFA Spider Stripped Lower Receiver for AR-15 – Multi-Caliber Aluminum Framework with Black Anodized Finish and Color Fill

Smith & Wesson LE

Smith & Wesson LE M&P15T .223 Rem/5.56 NATO Semi-Auto Rifle with 16-Inch Barrel and Troy Battle Sights

Patriot Ordnance Factory (POF)

Patriot Ordnance Factory POF 00626 P-415 Gen 4 Stripped Lower Receiver

Spike's Tactical

Spikes Tactical STLS024 PHU Joker Stripped Lower Receiver for AR-15 – Multi-Caliber 7075-T6 Aluminum with Black Hardcoat Anodized Finish

Smith & Wesson

Smith & Wesson SWL VoluntX MLOK AR-15 Rifle with 16-Inch Barrel and Flat Trigger

Springfield Armory

Springfield Armory SPG SA920556BA2 5.56x45mm NATO Semi-Auto Rifle with 20-inch Barrel and A2 Fixed Stock

HM Defense / Luxus Arms

LUXUS ARMS HM Defense 95MBUP556 MonoBloc Upper for AR-15 Pistol, 9.5-inch 223 Rem/5.56 NATO, Black Cerakote Barrel

HM Defense / Luxus Arms

LUXUS ARMS HM Defense 16MBUP556 MonoBloc Upper Receiver for AR-15 - 16-Inch 223 Rem & 5.56 NATO, Black Cerakote Finish

HM Defense / Luxus Arms

LUXUS ARMS HM Defense 125MBUP556 MonoBloc Upper Receiver for AR-15 Pistol, 12.5 Inch Barrel, 223 Rem/5.56 NATO, Black Cerakote Finish