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SurlyMr. Whirly Spindle for 68/73mm BB Shells 50mm Chainline
We're sorry, this product has been discontinued.
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100% CroMoly steel
- Proprietary dimensions and spline for use only with Surly Mr. Whirly cranks
- This spindle will provide a 50mm chainline on frames with a 68 or 73mm BB shell
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