Origin8 Bolt 21mm inner width T700 UD carbon asymmetrical tubeless ready disc brake clincher Origin8 Bolt 21mm inner width T700 UD carbon asymmetrical tubeless ready disc brake clincher Origin8 Elite convertible cross/gravel disc hubs with anti-bite Shimano cassette body featuring 6 pawl/54 point/6.6? engagement 28 hole 15TA front/28 hole 12TA rear 6 bolt cross/gravel disc hubs laced with straight pull Sapim CX-Ray spokes Weight: 765g front/793g rear ISO-Mountain certified and assembled in the USA