Kris Holm Spirit ISIS Cranks - 117/137mm (NON-DISC)
Strong. Light. Spirit cranks are result from a sophisticated effort to develop the highest possible strength to weight ratio and pedalling performance in a unicycle crank.
Pedal size: 9/16"
These cranks are twin hole without the External Disc Brake (EDB) mounts in 117/137mm.
The Spirit crank design represents the culmination of extensive rider testing and stress modelling to reduce weight while maintaining high strength. It is the unicycle crank reinvented. It is a versatile crank design constructed from tough, stiff 7050 alloy for all types of riding, from trials, street and flatland to mountain and long distance. Utilizing the International Spline Interface Standard (ISIS drive), the Spirit crank is available in both single and double hole, featuring External Disc Brake (EDB) compatibility, configurations offering numerous different length options to suit any type of riding.
These cranks are twin hole without the External Disc Brake (EDB) mounts in 117/137mm.
Weight: 0.4kg
   Frequently Asked Questions and Answers
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How to change cranks
Here are some instructions how to change cranks over on your unicycle. There are four types of cranks commonly found on unicycles: cotterless, ISIS, splined and cotter-pinned.
Cotterless Cranks
This is the standard crank that comes on...
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installing Kris Holm Spirit Cranks
Please select your instructions from the list below.
All our instructions are PDF based, you will need a PDF viewer to use the links below. We recommend Adobe Acrobat Reader, which is a free, trusted global standard for viewing PDFs. You can do...
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