- Onyx Vesper hubs transfer the precise amount of torque you want to the ground when you need it. Nasty climbs on boulders and rock require just the right amount of instantaneous power but only at your command. There is no substitute for absolute control of your machine.
- Onyx’s patented sprag clutch design eliminates the ratcheting noise of traditional hubs
- IS-6B disc brake mounts
- Made in USA
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