Original U.S. M61A1 20mm Vulcan Rotary Cannon Barrel Muzzle Clamp as used on F4 Phantom IMA Merchandise The U-boat is made from

The U-boat is made from two piece of brass

The Interior of the Pickelhaube is in very fine condition

The leather on the knot is nice and pliable

The inside lid is marked with a crisply printed LDO logo

using several wing configurations

Original U.S. M61A1 20mm Vulcan Rotary Cannon Barrel Muzzle Clamp as used on F4 Phantom IMA Merchandise The U-boat is made fromOriginal Item: Only One Available. The M61 Vulcan is a hydraulically, electrically or pneumatically driven, six barrel, air cooled, electrically fired Gatling style rotary cannon which fires 20 mm rounds at an extremely high rate (typically 6,000 rounds per minute). The M61 and its derivatives have been the principal cannon armament of United States military fixed wing aircraft for fifty years. This includes the fighters that they supply to Allies