High quality disc brake hubs to fit any modern road or mountain bike. Sealed 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. Item Specifications: Color, Black, Hub Drilling, 24, Cassette Body Type, /SRAM 11 Speed Road, Bearing Type, Sealed Cartridge, Skewer Included, Yes, Defined Color, Black, Spoke Interface, J-Bend, Rear Axle, 12mm Thru x 142mm, Rear Axle, QR x 135mm, Hub/Brake Compatibility, 6-Bolt Disc, Center to Flange, Left, 34.25, Center to Flange, Right, 20.