Thread: What rims will fit my old frame? -700C? 27"?
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Old 07-01-23, 04:48 PM
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masi61
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Originally Posted by HillRider
700c rims are actually 8mm smaller in diameter than 27". Their ISO diameter sizes are respectively 700c = ISO 622 mm and 27" = ISO 630 mm. Switching from 27" rims to 700c requires lowering the brake shoes by 4mm and conversely, going from 700c to 27" requires raising the brake blocks by 4mm
+1 to this. rch427 could you comment on what type of brakes you will be using. Whether you can easily fit 700c wheels or not is dependent on your answer.
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