Description
Zipp Vuka Aerobar Extensions Race Carbon High Length 267 Cassette Body Type SRAM XD Cassette Body Type SRAM XD 11 12 Speed Defined Color Black Hub Brake Compatibility 6 Bolt Disc ISO Diameter 622 road 29" Rear Axle 12mm Thru x 148mm Rim Width (Internal) 30 Tire Type Tubeless Ready Clincher Valve Presta Wheel Size 29" 5" tires and the thick rim beads stand up to the abuse of tough rocky steep tracks ridden at elite speed