Description
Bore-Up M4-A1 / RIS / SR16 / M733 Kit
With the Bore-Up Kit you can get an additional 10-20 fps. The advantage of such a kit is that it does not wear out the other elements of the gearbox and the battery. For the kit to work efficiently, it is recommended to use S120 springs or stronger.
Zestaw zawiera:
– Cylinder with enlarged diameter
- A sealed, ventilated and ball-bearing mounted piston head with enlarged diameter
- A sealed nozzle for the Bore Up Kit
- Aluminium cylinder head with double sealing and enlarged diameter
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