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Smart Car Model 47x12mm Wearable Rubber Wheel for N20 Gear Motor - Blue + Black (2PCS)
Tire color: black - Tire diameter: 47mm - Tire width: 12mm - Inner diameter: 3mm (Suitable for the motor with D-shape shaft and the shaft diameter is 3mm£¬ such as N20 gear motor) - Very wearable - Beautiful appearance - Great for DIY and smart car projects