Industry Nine Hydra Classic 6B Rear Hub

Industry Nine Hydra Classic hubs are the heart of your wheelset, everything revolves around them, literally. Every Classic Hydra hub is made from start to finish in Asheville, NC. From turning and milling bar stock 7075-T6 aluminum for shells, axles, and endcaps, wire EDM cutting A2 tool steel for pawls and driverings, to in-house anodization lab, every step of design, engineering, manufacturing, and assembly is done to exacting standards.

- 690 P.O.E. Hydra Freehub body engages every 0.52 degrees, yielding telepathic control
- 6 pawl, 6 phase
- 115 tooth drivering
- Easily serviced with no proprietary tools—designed to keep you in the saddle and out of the service queue