Upgrade Parts

Cow Cow

CowCow Technology - TM G19 Blow Back Unit - Black

Cow Cow

CowCow Technology - Enhanced Trigger Housing (For Marui G19)

Modify Cylinder Set - M16-A2

Modify Cylinder Set - G3-A3/A4/SG1

Guns Modify

Modify Cylinder Set - M14 (AOE Piston)

Modify Cylinder Set - AK-47/47S (AOE Piston)