SRAM 900 Rear Hub - QR x 135mm/12 x 142mm 6-Bolt XDR Black 28H Bar Top Style-Round Classic shape with modern styling

Classic shape with modern styling for high-end road bikes

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A rear mounted bike rack with adjustable legs that offer a universal fit for almost any bike

Ratcheting system tightens skewers with turns rather than using a cam

SRAM 900 Rear Hub - QR x 135mm/12 x 142mm 6-Bolt XDR Black 28H Bar Top Style-Round Classic shape with modern stylingSRAM 900 Rear Hub QR x 135mm 12 x 142mm 6 Bolt XDR Black 28H. 900 Rear HubSealed cartridge bearings Angled flanges provide optimum spoke geometry Axle end caps for alternate frame specs are included (except for Boost hubs) and can be swapped without tools TECH SPECS Color Black Flange Diameter Left 58 Skewer Included Yes Rear Axle QR x 135mm Rear Axle 12mm Thru x 142mm Flange Diameter Right 60 Cassette Body Type SRAM XD 11 12 Speed Cassette Body Type