Shimano Ultegra FC-08 Crankset - 172.5mm, 11-Speed, 52/36t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black Torque Tools Our universal bottom bracket frame

Our universal bottom bracket frame drift is designed to press all current Wheels Mfg bottom bracket cups in to your frame

M-series rear derailleurs are designed to work with 7 and 8-speed Shimano-compatible mountain and road shifters

Manufacturer Part Number: H350ACDXR28SA8669S

171993-Q0-L

Shimano Dura-Ace SL-BSR1 Shifters The right-side/rear shifter is 11-Speed

Shimano Ultegra FC-08 Crankset - 172.5mm, 11-Speed, 52/36t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black Torque Tools Our universal bottom bracket frameAn integral part of Shimano's 11 speed road lineup, the Ultegra FC 08 crank builds upon Shimano's legendary front shifting and transmission efficiency. This crank is designed to provide stiffness, strength, weight savings, and rotational performance. Hollowtech hollow forged crank arms not only the bike's weight, but decreases rotating mass to aid in acceleration Hollowtech technology reduces weight without reducing the crank's strength and rigidity