HOBBYWING Heat Sink

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Factory direct sintered upgrade rotor The HOBBYWING factory Rotor is available in various size diameter that allows you to fine-tune the power delivery of your HOBBYWING brushless performance motor for varying track conditions and applications. Tips from Pros smaller diameter = higher RPM, larger diameter = higher torque) Each rotor is laser etched with its specification and part number for easy identification and technical inspection. A rotor packed carefully with protection-form Upgrade your rotor for more performance Heat Sink- C1 (36mm dia Motor) Heat Sink Combo C2 (44mm dia Motor)