* G Series models are not repurposed road or mountain models* ENVEÛªs patent pending Wide Hookless Bead technology reduces the possibility of pinch-flatting tires* Given that gravel bikes are primarily unsuspended or feature very little travel and relatively low tire volume, this technology has already proven a ÛÏgame-changerÛ for those whoÛªve been test riding the new G Series.* Designed for high volume slicks and gravel tires from 35-45mm * 23mm internal width, 25mm depth* Centerlock hubs do not include rotors