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A rotary Hop-Up chamber made of polymer for AR15 replicas. The implementation of a comfortable knob enables quick and precise adjustment of the Hop-Up BB spin setting.
Attention: the set does not include a Hop-Up bucking.
Original Spare Parts offer of products includes a wide variety of both internal and external spare parts for Specna Arms replicas. They are exactly the same high-quality parts as the ones used in the production of serial Specna Arms replicas. Original Spare Parts products are useful to owners and users of Specna Arms replicas as well as repairmen.