* Asymmetric Bead Socket Technology brings StanÛªs legendary easy inflation and the most reliable airtight seal to wider, offset carbon rims* Custom carbon layup equalizes impact forces on both the long and short sides of the rim, making both stronger* Asymmetric rim shape with offset drilling improves bracing angle and balances spoke tension to create a stronger overall wheel* 250lb Recommended Maximum Rider Weight* 27.5'': 420g, 29'': 455g