Availability: In stock

Carbon Spacer for Nimbus Hubs (Pair)

As low as £2.00

Spice up your unicycle by adding a bit of carbon!  These Carbon Spacers are designed to fit on ISIS hubs, sold in pairs.

Replacement spacer for Kris Holm and Nimbus ISIS hubs, these space the cranks away from the bearing which is part of the ISIS system. Due to the variance in tolerance on the tubes and cranks changing the thickness of the spacers is essential to maintaining the integrity of the ISIS interface. Replacement spacers can also be required when ISIS interface is worn due to regular crank changes.


Kris Holm Moment Cranks: 8mm
Nimbus Venture Cranks: 6mm
Qu-Ax ISIS Cranks: 6mm


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Nimbus Unicycles
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   Frequently Asked Questions and Answers

  • How to change bearings

    Bearings on unicycles generally last a long time; even when you take your unicycle in a fountain, or the sea, or just splashing around in the mud. They do give up in the end though; normally at the worst moment possible. You hear them grinding first, t...
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  • Nimbus Unicycles Manufacturers Page

    Nimbus Unicycles was started in 2001 and is the premier house brand of Unicycle.com.

    The brand was started to help differentiate between our standard unicycles and the newer higher end unicycles we were designing in response to the requests fro...
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