This is GT2 Aluminium Pulley (With20 teeth) 5mm Bore for a 10mm Belt. The pulley and the timing belt combo form an integral part of the 3-D printer. This product contains a GT2 pulley of 5mm bore and is used for the precision motion to print even the most intricate designs.
GT2 Timing Belt Pulley is widely used in 3d printers. GT2 Timing Belt pulley Specially design for NEMA 17 Stepper Motor used in 3d Printer.

Features

• Material: Aluminum
• Inner Diameter: 5mm
• 20 teeth

Package Includes:

• 1 X GT-2 Idler Pulley Series 20T 10mm Belt Size 5mm Bore With Teeth