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Perfect for Oxy heli 3 upgrade
3 xu00a0Nut M10
0 mm Idle current 3
Powered Directly via LiPo or a BEC Through the Dedicated Connector
O.S. 55HZ-R DRS Ringed .55 Helicopter Engine multirotor_cate Perfect for Oxy heli 3This is the O. S. . 55 HZ R DRS Ringed Competition Helicopter Engine. The maneuvers in F3C competitions increase the level of performance these days not speak of 3D flight. This means the pilots demand more performance on its power source: engines. O. S. Engines has responded to the market demand on the cutting edge, which is always changing. The DRS (Demand Regulator System) is the ideal fuel supply system, which uses the primary pressure and