Black GT2 timing belt pulley, 20 teeth, 9mm belt, 5mm bore, GT2 20T W9 B5

With this black GT2 pulley you can provide your 3D printer or CNC machine with a high-quality pulley with 20 teeth. The good quality of the pulley makes it suitable for high resolution prints. The pulley is suitable for belts with a maximum width of 9mm and can be mounted directly on the NEMA 17 stepper motors with a shaft diameter of 5mm.