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