Flow rim combines lightweight carbon construction with strategically reinforced rim sections; a shape designed to absorb vibrations; and an asymmetric rim design that builds into a stronger overall wheel. The Flow CB7 rim is light; tough; and ready for any climb up the mountain; and any line down.BST-Asymmetric design combines Stan�s legendary easy tubeless inflation with a stronger, more balanced wheel buildLow-profile 29mm internal width optimizes tire shape, traction, and control for 2.3-2.6� tiresCarbon RiACT rim shape maximizes radial compliance while resisting lateral flex to absorb impacts, roll faster, and increase controlShape and layup equalize pressure and balance impact forces on both the long and short sides of the rim, making both strongerCustom decal colors7-year carbon rim warranty and lifetime crash replacement--