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. – Fits: Joytech, Joy U, KK 10mm x 1, rear – Compatible with 10mm x 1 axle – Cone Wrench Size: 15mm – Threads: 10mm x 1 – Diameter: 17.0mm – Length: 13.8mm – 1 cone per bag COMPATIBLE HUBS: – Joytech, Joy U, KK 10mm x 1, rear – Taiwanese rear hubs with 10mm x 1 axle