Dream Army High Speed Gear Full Tune Up Set (14:1) / Version II

Dream Army High Speed Gear Full Tune Up Set (14:1) / Version II
- High speed bearing 14:1 gear tune up kit for version II gearbox
- Package included :
- Bearing gear set (14:1) / Pison (7 teeth) / Metal bearing piston head /
- Aluminium cylinder head (V2) / Stainless steel bearing spring guide (V2) /
- Aluminum M4 air seal nozzle / Motor head gear "D" shape / Shim set
- Free Silicon hop up set / Oil Tamper Wire Airsoft Spring (1-pcs)
* Please select the spring power (M100 / M110 / M120)