Timing belt kit designed for linear movement and precision with high positioning accuracy. Timing pulley features 20 teeth to minimize belt slippage. The timing belt is made of premium rubber for enhanced durability and flexibility. Includes 5m GT2 timing belt, 8 pieces of timing pulleys, and a hex wrench, suitable for Reprap, Prusa, MendelMax, and other 3D printers. At least six teeth remain in contact with the pulley at any given time, reducing the risk of sliding. GT2 pulley and belt feature rounded teeth for smooth and accurate engagement with the pulley groove. Anti-backlash timing belt pulley with 20 teeth is ideal for 3D printer construction. Color: Black and silver GT2 Timing Belt: Material: Rubber Length: 5m Width: 6mm Pitch: 2mm GT2 Timing Pulley: Material: Aluminum Diameter: 16mm Bore: 5mm Teeth: 20 Package Included: 1 x 5m GT2 timing belt 8 x 20T timing pulley 1 x Hexagon wrench Note: Light and display settings may cause slight color variations. Measurement error is +/- 1-3cm.