Modify Quantum Gear Set Gen2 for Gearboxes V2/3/6

Modify Quantum Gear Set Gen2 for Gearboxes V2/3/6

Features:

- Compatible with standard gearboxes V2/V3/V6
- Two-sector design allows 2 shots per gear cycle,
- Gear ratio 16.32:1
- The mid-cycle cut-off system retains the functionality of semi-automatic fire,
- Wmade of high-quality steel with high strength. The other components are made using the CNC of high-quality steel alloy, which ensures excellent durability,
- Retarder pins with optimised shape delays the release of the pusher, so that minimise ball feed problems,
-. Also included is ddedicated tappet bar and spring guide cap,
- It is recommended to use an inner barrel of 363 mm or shorter,
- for M150+ springs, it is recommended not to use a spring guide cap,