It's also widely used in CoreXY and other 3d printers instead of T2.5 16 Teeth Pulley. The production process was modified this ultimaker style 16 Teeth GT2 Pulley to ensure the bore is 5mm enough.
Before! ---Drilling the 5mm Bore, Hobbing the GT2 Tooth Profile Gears, Flange Mounting.
Now! ---Drilling the 5mm Bore, Hobbing the GT2 Teeth, Mounting the Flange, and then Drilling the 5mm Bore again.
- Teeth: 16
- Gear Width: for 6mm up to 7mm GT2 Belt
- Bore: 5mm, motor shaft or smooth rod
- Material: All Aluminium
- Type: Ultimaker Style
The 16 tooth GT2 Pulley is also recommended for the Prusa Mendel and 10pcs is needed for CoreXY.