The chain gun assembly features two barrels. Jason's interpretation blends one-half cooling sleeve with one-half gun barrel. The amunition magazine rests atop the main body connector.
Completed Assembly
The completed assmembly consists of two barrel sections, a connector ring, the main body and ammunition feeder.
Cooling Cover
This cooling cover extends half-way back from the gun tip. By comparison, the original extends the full length of the barrel.