Mechbox Pro CNC Cylinder Head Version 2

Features:Precision CNC Aluminum ConstructionDouble O-Ring for better air seal and reduced compression lossPolished stem for smooth cycling with nozzle while maintaining best air sealBuilt In rubber bumper for shock absorption from piston / piston headSquared stem angle to ensure best air seal with air nozzleCompatibility: Most Gen 2 AEG GearboxesMaterial: 6061T6 Aluminum Alloy