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 29 Origin8 Bolt Carbon MTB DH 622 32 38 31 Dbl Disc Black 32 PV 500UPC/EAN/GTIN: 888571054024