The HD (Hobie Doan) Signature cassette hub is based upon Primo's proven Balance hub internals with double the engagement points for maximum contact, featuring a 6061 Aluminium shell, Chromoly axle, and removable Nylon guards.

Specification:

1. Hobie Doan Signature

2. 6061-T6 Alloy Shell

3. Heat Treated Chromoly 14mm Axle

4. Precision Sealed Bearings

5. Comes With Two Primo Hub Guards

6. Classic Primo Griffin Graphics

7. Matte Black finish