Bore-Up Set for AK-47/47S

   Bore-Up Set for AK-47/47S

A Bore-Up set that facilitates an increase of additional 10 - 20 FPS. The advantage of this set is not putting stress on other elements of a Gearbox or the battery.
In order for the set to work effectively, it is recommended to use S120 or more powerful.

   The set includes:

- Cylinder with increased diameter

- Air-sealed, ventilated and ball bearing piston head with increased diameter

- Air-sealed nozzle for a Bore Up set

- Aluminum and double air-sealed cylinder head with increased diameter