The shimano xt m788 wheelset are built on beefy 21c ust tubeless ready rims allowing riders to choose their tyre width between 19 25 giving these xc wheels great versatility being tubeless ready tyres fit tight to the rim and allows riders to reduce riding weight increase cornering grip and ride comfort the shimano xt m788 wheelset use tried and tested cup and cone bearings with contact seal in the straight pull hubs the straight pull hubs produce typical xt lateral and radial rig