Features1Premim Material: Made of high quality rubber and steel materials, wear resistant, sturdy and durable, with a long service life. 2Scope of Application: 3843 M12 drive belt is suitable for electric small surfing scooters, etc. Ideal replacement for electric scooter. 3Belt Parameters: Belt length is 384mm/15.1in, belt width is 12mm/0.5in, max distance between two belt teeth is 3mm/0.1in, number of teeth is 128. 4Pulley Parameters: Number of teeth is 16, hole diameter is 8mm / 0.3in. Exquisite workmanship, beautiful appearance, small and portable. 5Direct Replacement: Easy to install and disassemble, you can directly replace the old or damaged parts to obtain higher strength.SpecificationItem Type:3843M12DriveBelt +16T8mmTimingPulleyMaterial: Rubber + SteelColor: As Pictures ShownWeight: Approx. 23g / 0.8ozBeltParameters:Belt Length: Approx. 384mm / 15.1inBelt Width: Approx. 12mm / 0.5inMax Distance Between Two Belt Teeth: Approx. 3mm / 0.1inNumber of Teeth: 128Pulley Parameters: Number of Teeth: 16Hole Diameter: Approx. 8mm / 0.3inPackage List1 xDriveBelt1 x Pulley