GT2 20 Teeth - 6mm Belt - 5mm Shaft Timing Pulley

20 tooth GT2 timing pulley. Works with GT2 6mm drive belt. Can be used for REPRAP, MAKERBOT, PRUSA, MENDEL 3D printers, CNC milling machines and machine tools and others. A mounted rack on the shaft is screwed to it with two set screws. Such fastening is secure and will not allow the pulley to rotate around the axis of the motor, drive shaft. Specifications Number of teeth: 20 Axle diameter: 5 mm Material: aluminum Tooth pitch: 2mm Drive belt: GT2 6mm Mounting to the motor axis: 2x grub screws