Dickinson XX3B 12-gauge Pump Shotgun Strength and simplicity in a lightweight package. Dickinson Shotguns always deliver outstanding quality for the price, and the XX3B is no exception. It's a smooth operator, whether firing light 2 3/4 inch shells or heavy 3 inch shells. Twin action bars for smooth cycling Barrel, fore-end and bolt may be removed as a unit to facilitate cleaning Fixed choke Order today!