Industry Nine Hydra Classic hubs are the heart of your wheelset, everything revolves around them, literally. Every Classic Hydra hub is made start to finish in Asheville, NC. From turning and milling bar stock 7075-T6 aluminum for shells, axles and encaps, 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.
115 tooth drivering
6 pawl, 6 phase
690 P.O.E. Hydra Freehub body engages every .52 degrees yeilding telepathic control
Classic j-bend spoke interface
Easily serviced with no proprietary tools. Designed to keep you in the saddle and out of the service queue
Steel cartridge bearings are durable
12mm Thru x 197mm
Center to Flange, Left
Center to Flange, Right
Flange Diameter, Left
Shimano Micro Spline
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