Mini 4WD Motor Bronze Heat Sink Break-in

★★★★★★★★★★★

We are selling from Japan. Our Products are Authentic only.

★★★★★★★★★★★ Bronze heat sink for motor break-in Bronze heat sink for Mini 4WD motors. If you use a PC fan or electric fan to blow air on the motor, it will efficiently absorb the heat generated during the motor break-in. (It also affects the fan output.) Please be careful as the product has sharp edges.