Pulley Medium 20mm (PUL01)

Pulley set, Small. Diameter 20 mm x 4 mm

White pully outer diameter：20mm

thickness：4mm

Hole in the center ï¼š1.9mm(with 2mm shaft

 Can be used with a transmission structure, can also be used as
a small wheel.

[Outer diameter]: 20mm

[Thickness]: 3.7mm

[Inner hole]: 1.9mm