The 5*21*12.5 3D Printer CNC Engraving Machine Rubber Bearing Pulley H Groove is a high-quality component designed for 3D printing and CNC engraving applications. Made from durable POM material, this pulley is built to withstand heavy loads and provide smooth operation. With its robust construction and precise engineering, this pulley is an excellent choice for professionals and hobbyists alike.

This pulley features a load-bearing capacity of 57 kg, making it suitable for a wide range of applications. The Model Number 625zz ensures compatibility with various 3D printer and CNC engraving machine models. The compact size of 5*21*12.5mm allows for easy integration into existing systems.

The key specifications of this pulley are:

• Material: POM, hard


• Load bearing: 57 kg


• Model Number: 625zz


• Size: 5*21*12.5mm

This pulley is suitable for various applications, including:

• 3D printing: compatible with most 3D printer models, providing smooth and precise movement


• CNC engraving: designed for heavy-duty use in CNC engraving machines, ensuring accurate and reliable operation


• Other applications: can be used in various other machines and devices that require a durable and precise pulley system