Lantac Recon Upper Receiver Group for 223 Wylde, 16-inch Barrel - Black

LanTac USA LLC

Steyr Arms AUG 9x19mm Police Training Conversion Kit – 16-Inch Threaded Barrel, 28-Round Magazine

Steyr Arms

Savage Arms Single Shot Adapter for Axis & 110 Models - Model 56306

Savage Arms

TROY Industries AK47 Railed Top Gas Tube with Picatinny Rail in Black, Part SRAI-AK1-T0BT-00

TROY Industries

Rock River Arms RRA CMP Coyote Carbine Upper in .300 Blackout with 16-Inch Barrel

Rock River Arms

CMMG Bravo 22LR AR Conversion Kit with 10-Round Magazine

CMMG

CMMG 22LR AR Conversion Kit 3-10 Round Bravo - Easy Swap for Your Rifle

CMMG