The Black Inc. Sixty Clincher Disc Wheelset features a wider rim profile for outstanding aerodynamics and stability in all conditions. It also remains lightweight with the ability to take on any type of road riding. Even unpaved surfaces can be conquered with the help of these wheels. The wider rim profile is ideal for 28mm tires, offering an aerodynamic option that comes with quality comfort. The aero nature of the wheels is ideal for flying through flat surfaces while their low weight makes them a great choice for climbing. CeramicSpeed bearings and a an aggressive lightweight freehub work to bring you the best speed out of every pedal stroke. The Black Inc. Sixty Clincher Disc Wheelset is the perfect choice for the rider who wants speed with no compromises to climbing or comfort.