In answer to Ted's question, the 27 inch tubulars that Brian Frank has for sale are 630mm in diameter, 700C and 28 x 1 1/4 are 622mm.
For a complete disertation on tire sizing look at Sheldon Brown's page at
http://sheldonbrown.com/
Brian Booth Toronto, Ontario CANADA, M1V 2S8
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Does this mean these tires won't fit regular Fiamme, Ambrosio, Mavic, Super Champion, Fir, etc. fullsize tubular rims, that are regularly marked 28"? Ted Ernst Palos Verdes Estates, CA
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