- Retractable Crane Stock and Low Profile Iron Sights
- Metal Feed Cover, Scope Mount Base Rail and RAS
- Stamped Steel Receiver, Barrel & Adjustable Heavy-duty Steel Bi-pod.
- Full Metal Advanced 8mm Bearing Gearbox with Version 2 internal parts Compatible
- Mk46 fluted barrel

Classic Army CA037M MK46 S.P.W. Electric Machine Gun