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Hydra Classic MTB Hubs ISO 6-Bolt - Rear (BOOST)

Industry Nine

HYDRA CLASSIC BOOST 6B REAR

Industry Nine Classic hubs are the heart of your wheelset, everything revolves around them, literally. Every Classic mountain hub is made start to finish in our Asheville, NC machine shop. 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 our own in-house anodization lab, every step of design, engineering, manufacturing and assembly is done on premises to our exacting standards.

Hydra Classic mountain hubs are loaded with features every rider will appreciate such as revolutionary 0.52° engagement, generously low weights and an intuitive layout that can be serviced without any proprietary tools. Our range boasts a universe of standard options in terms of axle fit, spoke hole drillings, disc rotor mounting, freehub bodies, and colors.

SPECIFICATIONS

 Hub Type Rear
Axle Width 148mm
Disc Brake Rotor Mount 6-bolt
Spoke Count 28 or 32-hole
Freehub Body Shimano HG (11-speed), Shimano HG (12-speed MicroSpline) or SRAM XD
Pawls/Engagement 0.5 deg engagement / 6 pawl freehub / 690 points of engagement
Weight
286 grams

 


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