.54 caliber, 8 1/2" round smooth bore barrel. All mountings are brass. Barrel has a brass knife-blade on the front sight and is held to the stock by a single branch-band fastened on left side through the forward side screw. The long butt cap extension forms the back-strap. The three quarters length black walnut stock is smoothly finished and ends short of the swivel ramrod, which is threaded inside the small end to take a wiper head or ball screw.