Aluminum Cylinder Head for V2 Gearbox correcting-lenses Replace your worn-out original injection

Replace your worn-out original injection valve with gas leaking issues

1x Quick start guide (detailed manual available for download below)

HPA systems and GBB

manufactured in Japan by Tokyo Marui

Aluminum Cylinder Head for V2 Gearbox correcting-lenses Replace your worn-out original injectionThe Action Army Version 2 The cylinder head is made of high quality aluminum and designed to fit the Version 2 gearbox. Action Army upgrade parts are compatible with most major AEG brands, such as Tokyo Marui, G&G, ICS, VFC, KWA, H&K, JG, SRC, UMAREX, ClassArmy, Echo 1, etc. Action Army provides a cylinder head with 2 O rings instead of just one. The additional O ring ensures superior air sealing for maximum air compression. Large flat rubber base