This product is a small brush motor, made of premium aluminum material. With metal belt pulley, strong, durable for long time use. The motor length of 100mm is 68mm in diameter, the shaft length is 28mm, the shaft diameter is 8mm, the distance between the 2 fixed holes of the motor is 36mm, and the sprocket wheel is the 7teeth sprocket wheel of the 25H model. The shaft diameter: 8mm (single milling slot 1mm). Suitable for electric scooter, electric bicycle, etc. Condition: New Item Type: Brushed Motor Model: MY6812 Rated power: 120W (kW) Rated voltage: 12 (V) Main application: scooter, electric vehicle Rated voltage range of 3C: below 36V DC Rated current: less than 8, 5A Rated speed (RPM) : 2500 +/- 5% Maximum speed (RPM) : 3500 +/- 5% No-load current: less than 0.9A Rated torque: 0.56 nm mission: belt pulley, metal Shaft diameter: 8mm (single milling slot 1mm) Efficiency: more than 68% Sprocket: 25H 7teeth sprocket Colour: black Material: composite material Package Contents: 1 * Brushed Motor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.