Lonex - 8mm Complete Gearbox V2 (SP120) Front wired for M4 AEGs - GBA-01

Lonex introduced 2nd generation complete enhanced gearbox, compatible with all the M4/MP5/G3 AEG models on the market.   Complete gearbox includes:  2nd generation super gearbox Air seal nozzle (M4-A1) Enhanced tappet  (M16) Aluminum cylinder head Steel cylinder Aluminum piston head Enhanced 10 steel teeth piston Tune-up spring SP120 Steel ball bearing spring guide Anti-heat electric switch Enhanced gear (Original ratio) Enhanced anti-reversal latch Enhanced trigger Anti-Heat Selector Plate for M16 Series Cut Off Lever for Gear Box Ver.2 Safety Cover  8mm ball bearing Gear Box Spring Set for Ver. 2  Shim set Teflon gear grease