Aluminum Timing Pulley GT2 2mm Pitch 20 Teeth With 5mm Bore And 6mm Belt Groove For 3D Printers High Precision Motor Drive Includes 2 Set Screws To Secure To Stepper Shaft Durable Lightweight Gear For Reliable Power Transmission

GT2 Timing Pulley: 5mm Bore, 20 Teeth, 6mm Groove
✔️ Single pulley; GT2 2.0 mm pitch; 5 mm bore; 6 mm groove

This aluminum GT2 timing pulley is designed for 3D printers and CNCs using 2 mm pitch GT2 belts. It is a single-pulley drive with two set screws to secure to a 5 mm motor shaft, compatible with a 6 mm belt width groove. It’s a common part on printers like Kossel Delta and RepRap setups.

✅ Material: Aluminum 6061, lightweight yet stiff
✅ Pitch: 2.0 mm GT2; Teeth: 20
✅ Bore: 5.0 mm; Width: 6.0 mm; Belt groove: 6 mm
✅ Mounting: 2 set screws secure to 5 mm shaft
✅ Applications: For GT2 belt drives in 3D printers and CNCs

💡 What is a GT2 timing pulley used for in 3D printer drives?

In short, it translates motor rotation into belt movement with precise spacing and reliable alignment.

- It fits GT2 2.0 mm belts and 5 mm shafts
- It helps maintain belt tension and reduce play during fast axis moves
- It works with 6 mm wide belts common on compact printers