Features:
- Piston head body made from CNC milled aluminum
- Top section made from high density rubber
- Vents expand O-ring seal for optimum air seal
- Mushroom type shape provides excellent air compression
- Anodized finish
- Ball bearing mount
Compatibility: For Tokyo Marui, G&P, Matrix and other compatible Standard Airsoft AEG Gearboxes
Material: Aluminum, Rubber