The perfect match to our GT2 6mm wide belt.  These pulleys are made of Aluminium and have a 5mm bore.  Two M3 grub screws lock it onto the shaft.

Comes with 2x M3 grub screws.

40 teeth @ 2mm pitch = 80mm/rev.

When used with a 1.8° Stepper motor this gives the following step sizes:

Full stepping: 0.4 mm/ step or 2.5 steps/mm

1/16th micro stepping : 0.025 mm/step or 40 stepps/mm

Diameter: 28mm

Width: 15mm