Easy to fasten with just one nut
Shaft hole diameters start from 7mm, making it ideal for fastening small shaft diameters.
Features
*This product is made to order.
* RoHS2 compliant (10 substances)
The inner diameter of Belt Sprockets and the outer diameter of the sleeve are tapered, and by tightening the clamping nut,
Belt Sprockets move by sliding on tapered surfaces.
At this time, a wedge action generates forces P and P' that press against the shaft and the inner surface of the tapered surface.