A metal toothed ring supports the material and is fixed to a plastic center. The disks have the hole of the shaft. There are hexagonal holes or with key.

A toothed metal ring holds the material in place. Rings are mounted using metal centreplates. (ZB)

The material is supported by an external belt and from an internal metal flange- It can be fit directly on the motor shaft or with metal reductions (ZB).

A toothed metal ring holds the material in place. Rings are mounted using metal centreplates. (ZB)

A toothed metal ring holds the material in place. Rings are munted using metal centreplates.

The material is fixed to a card core and also held in place by cardboard flanges on both sides. Rings are supplied with the bore size of the shaft. Hexagonal bore also available.