Onyx Vesper Rear Hub - 12 x 148mm 6-Bolt Black 28H XDR/XD ModelNumber=24706 Whether youre on pavement gravel

Whether youre on pavement gravel or the cyclocross course the Grail CB7 is smooth and fast

Rear Axle Type Standard QR Rear Hub Spacing (mm) 135

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}Shimano GRX FC-RX810-1 Crankset - 170mm 11-Speed 42t 110 BCD Hollowtech II Spindle Interface Black

Co-molded construction / Wide Angle Optics - 270° of visibility

Onyx Vesper Rear Hub - 12 x 148mm 6-Bolt Black 28H XDR/XD ModelNumber=24706 Whether youre on pavement gravelOnyx Vesper Rear Hub 12 x 148mm 6 Bolt Black 28H XDR XD. Onyx Vesper hubs transfer the precise amount of torque you want to the ground when you need it. Nasty climbs on boulders and rock require just the right amount of instantaneous power but only at your command. There is no substitute for absolute control of your machine. Uphill or downhill Onyx ceramic hybrid bearings get you rolling faster and with less effort. Vesper hubs are the lightest MTB