SRAM 900 Rear Hub - 12 x 148mm 6-Bolt XDR Black 28H MFPN=86744 Thanks to its full X-Sync

Thanks to its full X-Sync design the harder you pedal the better it shifts

Integrated turn signals ensure you stay visible and safe

Wheels Manufacturing BSA Bottom Brackets for frames that accept English (BSA) threaded bottom brackets Bottom Bracket Shell I

Minimalist 85mm extension

Chromoly axles

SRAM 900 Rear Hub - 12 x 148mm 6-Bolt XDR Black 28H MFPN=86744 Thanks to its full X-Sync900 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 Flange Diameter, Left 58 Rear Axle 12mm Thru x 148mm Flange Diameter, Right 60 Cassette Body Type SRAM XDR Center to Flange, Left 37. 25 Center to Flange, Right 23. 5 Color Black Skewer Included No Bearing Type Sealed Cartridge Weight 285 Defined Color Black