Wheels Manufacturing CN-R084 Front Cone: 12.8 x 15.0mm. Replacement hub cones precision machined to Shimano Ultegra quality standard. TECH SPECSThread Pitch 9 x 26

* Wheels Manufacturing cones are precision machined to Shimano Ultegra or higher quality standards. This ensures that our cones fit correctly, run smoothly and have a long service life.