Description
Tuning kit for MB WELL type replicas.
Tuning kit for MB01, MB05, SW01, SW04 and SW10 series sniper rifle replicas. The kit consists of a bearing-mounted mainspring guide, a variable pitch spring and a sealed piston. The high quality of the materials used guarantees good performance and durability of the system. Depending on the tightness of the system, it is possible to achieve an exhaust velocity of up to ~500FPS.
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