Unidirectional Toray T700 carbon fiber construction Available in multiple widths for Cross Country, All Mountain, and Downhill applicarions Reinforced nipple bed with directional drilling Hookless bead design Tubeless ready Disc brake only ISO-Mountain certified 27.5 Origin8 Bolt Carbon MTB DH 584 32 37 31 Dbl Disc Black 32 PV 450gUPC/EAN/GTIN: 888571036600