AEG 18:1 Gear Set Cylinder Piston/head Spring Guide Nozzle Clear 14 Teeth Piston Inner Barrel 363-460mm AK M4 Paintball Airsoft
https://www.vogueparade.com/shopping/EN/100005571/1/1005003521422238/aeg-181-gear-set-cylinder-pistonhead-spring-guide-nozzle-clear-14-teeth-piston-inner-barrel-363-460mm-ak-m4-paintball-airsoft//