Industry Nine Hydra Classic Rear Hub - 12 x 148mm 6-Bolt XD Purple 28H Description-12x172mm Rear Axle Great upgrade solution for cyclists

Great upgrade solution for cyclists who prefer their computer above the stem

Center recess for comfortable anatomic relief

Braze-ons for fenders racks and almost anything else you might want to stick on your bike plus spare spoke holders for when the road gets rough

Derived from bio-based materials

Industry Nine Hydra Classic Rear Hub - 12 x 148mm 6-Bolt XD Purple 28H Description-12x172mm Rear Axle Great upgrade solution for cyclistsIndustry 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. 690 P. O. E. Hydra Freehub