1).Portable design, balance wheels quickly & easily

2).Accepts hubs from 1 1/2" to 4 1/2" dia

3).Handles rims up to 22 inches.

4).Machined aluminum head

5).12MM rod with precision bearings.

6). Adjustable pads.

7).Heavy duty steel construction

8).Flat packing to save shipping cost ;Easy-Shipping