Original British WWII Vickers MMG Crank Mk IA Hand Select:Yes and the case head has

and the case head has four red dots

it turned out it would have been uneconomical to completely abandon its production in favor of the PPS

well-made submachine gun of high quality materials

Each is marked with various British proofs

both in Air cooled and Water cooled configurations

Original British WWII Vickers MMG Crank Mk IA Hand Select:Yes and the case head hasOriginal Item: In the Vickers gun, the crank is one of the key operating parts, in that it embodies the Hiram Maxims knuckle concept for locking the breech. Together with the connecting rod, the crank locks the breech closed at the moment of firing. As the internal parts recoil, cams break the knuckle like a hinge, allowing extraction and ejection.