Lonex - 8mm Complete Gearbox V2 (SP150) Rear wired for SR-16/M16 AEG - GBA-12

Complete gearbox includes: 1. 2nd generation super gearbox 2. Air seal nozzle 3. Enhanced tappet 4. Aluminum cylinder head 5. Steel cylinder 6. Aluminum piston head 7. Enhanced 10 steel teeth piston 8. Tune-up spring SP150 9. Steel ball bearing spring guide 10. Anti-heat electric switch 11. Enhanced gear (Original ratio) 12. Enhanced anti-reversal latch 13. Enhanced trigger 14. Anti-Heat Selector Plate for M16 Series 15. Cut Off Lever for Gear Box Ver.2 16. Safety Cover 17. 8mm ball bearing 18. Gear Box Spring Set for Ver. 2 19. Shim set 20. Teflon gear grease For M16 Series Rear wired