Recent 46+ 700 X 45C Tires
Recent 46+ 700 X 45C Tires. The second measurement type (700x45c) is a 45 mm wide tire that also fits on a rim with a 622 mm bead seat diameter, the 700c is an old french sizing nomenclature based on the final external diameter being 700 mm for width class of tire (e.g., a, b, c widths). It has become very popular across the pond, so i felt it was time to.