Originally Posted by Rherdegen

Related to questions about tire brands….All of my older Raleigh/Hercules bikes with 26” wheels have 37-590 tires with at least a couple of different brands represented, though none of them the Michelin World Tours. When looking online at the World Tours for sale, they’re all listed as 35-590. Is that 2mm in width going to make a difference in their ability to be mounted on (and stay on) those older rims?