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
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