Please view below data of motor TE16KM-24-864: Voltage:24V Ratio: 1: 864 rated speed:17rpm rated torque: 4kg/cm Allowable torque: 6kg/cm diameter:16MM TE16KM-24-864 low price but as high quality as original parts. We are pleasure to accept minimal order reached 2-3 pcs which is convenient for you. We have safe-stock 500pcs annually, for we did many times retail every month to different customer. Most customer became our returning customer after first purchasing. The feature of this ink key motor is long working life, low noise and high quality as original product. Welcome to contact us at your free time.