Rubber Ring 20-80cc Starter(Airplane)

Description:

The material of this product is Polyurethane, very good abrasion resistance function. The interior of the ring is designed according to the curve of the propeller. Big interface, big friction. So it will not damage the propeller and spinner.

Specifications:

  Size:    outer diameter: 52mm
             inside diameter:40mm

             Height: 30mm