Modify Modular Gear Set 8mm Ver.2/Ver.3 Speed 16.32:1

- Steel gears are hardened and durable
- Modular design, no need to adjust gear clearance
- Easy to install and easy to maintain
- Recalculate the size of the upper cam and shorten the stroke of the lever
- With a safety check valve, the “one” groove on the Anti-Reversal Latch is designed to quickly and safely release the electric gun spring before opening the gearbox.
- Unique gear with extremely fine design, and  with Nano-Class surface treatment.
- Significantly improve its anti-fatigue strength and extend the service life.
- Substantially reducing the friction coefficient of the gear.
- Noise reduction