For all-around cross-country performance, including faster climbing and descending, this premium 29â alloy wheelset delivers stiffness, durability and the easiest tubeless system available todayPatented Fore technology with a fully sealed upper rim bridge that eliminates the need for rim tape making running tubeless hassle-freeISM4D rim machining reduces weight from less stressed areas to close the gap to carbon rims without compromising strengthNew Infinity hub is lighter and features a new single length spoke lacing which increases stiffness for better power transfer25mm wide hookless rim profile optimized for lower tire pressures, resulting in improved grip in all conditionsBlack Shield treatment protects rims against impacts and scratches29`RR25Thru 12mmBlkCrossmax SL SMavic Infinity148Blk12s CassMicroCLMavic Aero SP24HDblPVUPC/EAN/GTIN: 193128756819