Surly Stainless Steel Inner Chainrings for customizing a Mr. Whirly Offset Double (MWOD) crankset.
- Converts the Mr. Whirly crankset into an offset mountain double crank which allows for extra wide rear tire and rim combinations while avoiding chainontire rub, e.g.,4.7″ tires on 82mm or 100mm rims
- Bolts directly to an outer MWOD chainring using a specialy designed secondary bolt circle
- MWOD inner and outer chainring combo bolts directly to the 58mm BCD mounting holes on Mr. Whirly cranks
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