Hyperon Ultra is the Campagnolo wheel designed for the most refined and demanding cyclists. These wheels for racing bikes perfectly combine the following characteristics: lightness, unbeatable responsiveness and superior handling. Compatible with cassette Shimano/Sram 10,11V. Black aluminum monolithic hub. Bearings Cult. Hub stop: 100 mm front, 142 mm rear. Bolt material: aluminum. 21 spokes on the front wheel and 24 on the rear wheel in circular steel section, tapered at the front, with double crossed spokes. Profile height: 37 mm. Internal rim width: 21 mm. Rim material: carbon. Weight: 1,240 grs. Includes: 50 mm tubeless valve, valve reduction sleeve, 2 removables, padded bags, accessory case.