Carbon rims with 60 mm profile and width of 19 mm int./26.1 mm ext. Stainless aerodynamic spokes with black aluminum nipples (24 Front: 24 Rear). Black aluminum hubs (12x100mm/12x142mm) with cone/bush system and USB ceramic balls. Compatibility: Shimano 11V/Sram 11V. Includes 44mm tubeless valves with 40mm extender, valve reducer bushing, 2 tire levers and user manual. Weight: 1590g.