Specifications:
Outer diameter: 36mm
Thickness: 4mm
Aperture: 3mm D word hole flat hole(suitableN20 geared motor)
Weight: about 2g
36mm flat hole belt pulley, plastic wheel, can be used as driving wheel or wheel. The pulley can be used as a wheel, and the axle hole is a compound hole, which can be suitable for N20 reducer motor shaft and TT reducer motor output shaft.