ORIGIN 8 REVOLVR BB90/95 TO FIT GXP OS THREAD TOGETHER SB BLACK SINGLE SPEED CONVERSION Cold forged for high-torque strength

Cold forged for high-torque strength

Thread together bottom bracket for frames using the BBRight bottom bracket standard

Forged alloy crank

12-speed MTB cassettes

1mm x 2275mm universal length

ORIGIN 8 REVOLVR BB90/95 TO FIT GXP OS THREAD TOGETHER SB BLACK SINGLE SPEED CONVERSION Cold forged for high-torque strengthReplaces standard BB90 95 press in bearings commonly found on Trek bicycles with a solid, unified thread together bottom bracket interface Thread together bottom brackets provide a secure and stable shell interface for smoother operation and extended bearing life OS versions are designed for use in frames with worn out, oversized bottom bracket shells Low friction dual seals protect the bearings from harmful contaminants Sealed premium bearings are