SPEED is synonymous with competition, and represents the ultimate in performance needed in a top of the range wheelset. The SPEED 40 DB was created for World Tour professionals, who use the tubular tyre version, and for all those who use these wheels for racing.SPEED 40 DB is a set of wheels for use with disc brakes that will simply leave you speechless, featuring a cutting-edge rim with a new shape, designed according to innovative technical concepts. At 26.5 mm, the wheel is wider, with an aerodynamic shape which includes a pronounced 8 mm profile and a \"twill\" weave carbon fibre texture, optimising the elastic responsiveness of the rim.Key Features:Tubeless Ready unising Fulcrum\'s 2-Way Fit system,Tyre Size 28\",Use Road / TT,Weight 1470 g.,Rim Material Carbon,Rim Height Front and rear 40 mm,Rim Width 26,5 mm,Inner Rim Width 19 mm,Tyre Width From 23 mm to 50 mm,Braking System Disc Brake,Spoke Material Stainless steel.