With the SHS CNC Aluminum Cylinder Head you can be sure your gearbox has fully compression. This one piece, aluminum upgrade part uses a unique design that maximizes airs seal and absorbs shock - ensuring long term reliability and durability. This designed for Version 3 AEG gearboxes - commonly seen in most AK and G36 pattern airsoft replicas.
- Anodized aluminum construction
- Durable one-piece construction
- Double o-ring for maximum air compression
- Shock absorbing rubber bumper
- Designed for most Version 3 AEG gearboxes