Nordic Components Shotgun Barrel Clamp, Designed For 12ga Mxt Extensions, Compatible With Most 12ga Shotguns, Features 10-32 Threaded Hole On Each Side For Mounting Accessories And Rails, Not Compatible With Mossbergs, Benelli Nova/super Nova, Or Other Heavy-barreled Shotguns (requires Bcl-12-mb), Or Remington 887 (requires Bcl-12-887) Bcl-12<br><br>Product Type: Barrel Clamp<br>Finish/Color: Black<br>Caliber: 12Ga