MECHBOX PRO CNC Aluminum Cylinder Head HPA When standard capacity Walther PPQ

When standard capacity Walther PPQ airsoft magazines just won't cut it

They are the highest quality BBs currently on the market

That means even the inner parts

■PSS (Perfect Sniping System) Barrel Series

MECHBOX PRO CNC Aluminum Cylinder Head HPA When standard capacity Walther PPQFeatures: Precision CNC Aluminum Construction Double O Ring for better air seal and reduced compression loss Polished stem for smooth cycling with nozzle while maintaining best air seal Built In rubber bumper for shock absorption from piston piston head Squared stem angle to ensure best air seal with air nozzle Compatibility: Most Gen 2 AEG Gearboxes Material: 6061T6 Aluminum Alloy