CowCow AAP01 Enhance Piston Head #CCT-AAP01-005 comp Inner Barrel with Chamber Set

Inner Barrel with Chamber Set  for MARUI G17 Gen4 Gas Blow-Back GBB Series

2g BB / 134a )

eeded for all airsoft guns in order to keep it in good working condition and reduce wear out issue on parts

Available: Black & Silver

CowCow AAP01 Enhance Piston Head #CCT-AAP01-005 comp Inner Barrel with Chamber SetAAP01 Enhance Piston Head Highlighted features Enhanced Piston Head for Air Tightness. Designed to withstand high impact pressure. Stabilized Performance. Improved durability over TM piston head High quality anti oil rubber material For 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