* Incredibly capable all-rounder with super low rolling resistance; a smoother, more comfortable ride quality; and the added security of a reduced risk of punctures. * The rim design of the Cosmic Pro Carbon SL UST features a 19mm inner width that’s ideal for 25mm tires.* The aerodynamic NACA profile reduces wind drag and improves crosswind stability.* Unique molding process and laser machining achieves a consistent braking track with nearly zero surface variations.* The system is completed with Yksion Pro UST tires, which provide a simple, hassle-free tubeless road setup with high rolling efficiency and maximum grip in all weather.