Shimano mt66 mtb front wheelust compatibility for all around cross country ridingfeatures shimano engineered proprietary sealing tubeless system 24 6mm wide rim profile 19c ust tubeless compatible 2 cross laced tangent straight laced spokes optimizes torsional rigidity center lock is a quick simple lightweight and effective rotor mounting system angular contact bearings with double contact high quality sealing rim height 19mm rim width 24 6mm spoke gauge 20 1 8 20 recommended tyre 15