Reflecting Willy Messerschmitt’s belief in the low-pressure single-wing aircraft, the armament was positioned on the main body of the aircraft, including two machine guns mounted on the engine and a third gun shot through. propeller shaft uses engine to prevent recoil. Cowboys Daddy Shark Doo Doo Doo shirt. This layout makes it possible to get a thin and light, non-gun-shaped wing. Upon discovering that the Royal Air Force produced fighter jets equipped with eight machine guns, it was clear that the Bf 109 had to carry many weapons, so a new wing type was designed with guns. New guns, and later 20 mm guns fired forward.