Description:

Gear wheel for Nema 17 motor. Its commonly used in D40/K40 small laser machine. - OD diameter: 12. 5mm - ID diameter (shaft): 5. 0mm - No. of Teeth: 20 - Pitch: 2. 3mm - Belt recommended: 9mm - Width: 11mm - Material: Copper Model # LSR-GW5MK40.