Bike Forums - View Single Post - Tire width equivalenices: 27" to 700c ?

05-28-19, 11:08 AM

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79pmooney

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Roughly, 27 x 1 1/4 is going to be 1.25" X 25.4 mm/in = 31.8mm or 32c. Roughly because tire sizes are like shoe sizes. You have to try them on.

Ben

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