Feature:1. Single Fan Cooling: Strong heat dissipation, which will greatly reduce the heating of the motor, keep the motor at the correct temperature all the time, prevent the engine from overheating, and effectively complete the work of the engine.2. Applicable: The RC motor cooling fan is suitable for 380 brushless motor with diameter of 28mm and 29mm, and widely compatible for all 1/8 1/10 RC cars.3. High Speed: The single cooling fan has a high rotating speed of 32000RPM, high heat dissipation efficiency, provide effective protection for your RC car and motor.4. Durable: Made of premium aluminum alloy, the RC motor dual cooling fan heat sink is wear resistant, corrosion resistant, sturdy, durable and has a long service life.5. RC Accessories: Upgraded components, high performance and fine workmanship, easy to install, disassemble and use. Practical accessories for RC cars.Specification:Item Type: RC Motor HeatsinkMaterial: Aluminum alloy, plasticGross weight: 31g / 1.1ozVoltage: 8.4VMaximum Speed: 32000RPMFan Size: 25.5x25.5mm / 1.0x1.0inExtension Cable Length: 263mm / 10.4inApplicable Motors: For 380 brushless motor with diameter of 28mm / 1.10in, 29mm / 1.14inApplicable RC Cars: For all 1/8 1/10 RC cars.Package List:1 x RC Motor Single Fan Heat SinkNote:1. Due to manual measurement, please allow 1‑3mm error, thank you!2. Due to the difference between different monitors, the picture may not reflect the actual color of the item3. The motor is not included in the shipment.