Race winning proven concept grip and comfort in the front with a 28mm rim aggressive tyre and a 2 cross spoke lacing pattern the right link the new guard2 casing is lighter and as strong as previous generations with the x mix dual compound quest pro xl rear delivering faster rolling with plenty of traction wheel technologies for more responsiveness mavic use ism4d ust rim and ust tubeless ready tyres whilst using maxtal zicral guard2 full compatibility for higher reliability x m