Features1Applicable Motor: This sprocket motor pinion is suitable for MY1020, MY1012, ZXF1122 geared motors, please confirm the motor model before use. 2Carbon Steel: This pinion gear is made of carbon steel material, which is strong and wear resistant, durable and practical, with a long service life. 3Stable Performance: This motor gear is precisely made, has stable performance and high reliability, and is a accessory for geared motors. 4 Fit: The shape and size are designed accurately, which can ly fit the geared motor, and can run stably after installation. 5Easy Installation: This gear pinion replacement part is convenient to install, easy to operate, and can be used with confidence.SpecificationItem Type: Chain Motor Pinion GearMaterial: Carbon SteelInner Hole Size: 12x17mm / 0.5x0.7inApplicable Motor: Suitable for MY1020, MY1012, ZXF1122 geared motorsPackage List1 xChain Sprocket