CowCow AAP-01 Enhanced Piston Head V2 G&G Comes with protective foam

Comes with protective foam

chambered for the 9x19 mm Parabellum and

FunctionLens

Flat top picatinny rail for optics

An accessory rail allows the user to add an array of attachments to better adapt to many combat situations

CowCow AAP-01 Enhanced Piston Head V2 G&G Comes with protective foamAAP01 Enhance Piston Head V2Highlighted featuresEnhanced Piston Head for Air Tightness. Designed to withstand high impact pressure. More Stabilized Performance. More durability over TM piston headHigh quality anti oil rubber materialFor AAP01**Important Notice**It may has a condition that your pistol cannot feed the BB bullet due to lightweight gas supply. You just simple remove a spacer to solve the issue. Alternatively, you may consult your gunsmith