Gearbox Kits

Our custom M4 Airsoft upgrade compression kit using a combination of SHS and ZCI components. T..

£22.00

Our own cylinder head and piston head combination. These parts will fit a V2 or V3 gearbox.&nb..

£12.00

Cylinder head with the normal black padded cusion together with the piston head. The..

£12.00

This combo sets is designed to squeeze a little more air volume out whilst providing a very minor re..

£12.00

Upgrade kit for v2 and v3 gearboxes (please double check your v3 cylinder head as some use different..

£14.50

Our own cylinder head and piston head combination. Both parts are CNC machined from aluminium ..

£14.50

Our own cylinder head and piston head combination. Cylinder head is CNC machined from alu..

£13.00

Our own cylinder head and piston head combination. The cylinder head is the latest design; CNC..

£14.50

Latest edition of the v2/v3 cylinder head. CNC machined from aluminium 6061, this version has a numb..

£8.00