Problem Solvers Sheldon Fender Nuts Set - 13mm Front and 10mm Rear<br /><br /> Problem Solvers Sheldon Fender Nut Set is a set of recessed brake nuts for road brakes that has an extended threaded section for mounting fenders.<br /><br /> <li>Standard 6mm brake nut with longer internal threading and extension on the back for a 6mm mounting bolt </li><li>Install brake caliper normally, and mount fender to nut with a 6mm bolt </li><li>Problem Solvers Product Sheets Manual included </li><li>Includes a 13mm front brake nut and a 10mm rear brake nut </li><li>This pair of Fender Nuts should fit all steel and Aluminum road frames and forks</li>