CowCow AAP-01 Aluminum Spring Guide (Black) AK74U Newly Designed Gearbox: The gearbox

Newly Designed Gearbox: The gearbox has been completely redesigned to fully encase the cylinder

Comes with Two 6" and Two 4" Mod Strap

Made from a 3D File Created by Agency Arms USA

Sound control winding capability

and also uses AEG springs

CowCow AAP-01 Aluminum Spring Guide (Black) AK74U Newly Designed Gearbox: The gearboxAAP01 Guide Rod SetHighlighted features6061 Aluminium material with CNC machined2 Aluminium buffers for modification to shorten the cyclingInclude Enhance 150% Recoil SpringEnhance the reaction force to speed up the blowback cycle5 Colors available: Silver, Black, Gold, Red & RainbowFor Action Army 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