| Without getting too technical, the max chainring size depends on the crank chainline and the chainring shape. Minimum clearance from the chainring teeth to the chainstay is 3.5mm. Shimano / SRAM 55mm chainline Boost cranks: 34t round / 32t oval Minimum Chainring Size: 28t round / 30t oval Confused? Ask your local dealer or call us 303.278.6909. |
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