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4Pcs 70*12mm Yellow Wear-resistant Rubber Wheels for N20 motor
Specifications: - Tire color: transparent - Tire diameter: 70mm - Tire width: 12mm - Inner diameter: 3mm (motor with D-axis and 3mm shaft diameter, such as N20 motor) - Net weight: 28.5g - Suit for DIY and Smart Robot - Quantity: 4 Package Included: 4 x rubber wheel for smart robot