Description Signal Cannon in 12 gauge blank ( Not for Ball ) with a single round capacity and a 11.75″ barrel. Steel barrel and cast carriage and wheels. Unmarked maker, most likely a Winchester carriage with a aftermarket barrel affixed. Screw off breech door with charging rod and firing pin. No FFL required and ships to buyers home. Condition: Fair with scratches, finish wear/loss, rust, aftermarket paint and handling wear. The smooth bore has rust. SOLD AS-IS. Barrel Length: 11.75″ Serial: NVSN Manufacturer: Unknown Gauge: 12 Model: Signal Cannon