8mm Bore GT2 Timing Pulley With 2mm Pitch 20 Teeth 6mm Wide Belt Groove For 3D Printers GT2 Compatible Timing Belt Pulley Includes Two Set Screws For Secure Shaft Mount Ideal For CNC And 3D Printing Projects

8mm Bore GT2 Timing Pulley for 3D Printer Drives
✔️ 20 teeth, 2mm GT2 pitch, 8mm bore, 6mm belt groove

This 8mm bore timing pulley is a single-unit GT2 pulley designed for 3D printers and DIY CNC setups. It fits 8mm shafts and uses two set screws to secure to the motor shaft, delivering a reliable belt drive. Commonly used on Kossel Delta, RepRap, and other hobby printers to drive the belt system with precision.

✅ 8mm bore for standard stepper shafts
✅ 2mm GT2 pitch for compatible belts
✅ 20 teeth for balanced speed and torque
✅ 6mm wide belt groove for 2GT belts

💡 What is a GT2 timing pulley used for in 3D printers and how does it impact motion precision?

In practical terms, this pulley translates belt movement into exact, repeatable steps for dependable prints.

- GT2 2mm pitch belts mate perfectly with the pulley for smooth operation - 20 teeth help balance speed and torque on an 8mm shaft - 6mm belt groove fits common 2GT belts used in RepRap and similar printers