Shimano Ultegra ST-R8025 Brake Lever Left Bikebox Bottom Bracket Shell Width: 61mm*

Bottom Bracket Shell Width: 61mm* to 79mm

rear derailleur and power meter crankset

40mm Stack Height

Features2-PIECE CRANKSET increases rigidity of crankset with less weight and transmits pedaling force efficientlySpecial gear tip shape improves chain engagement and retention for smooth riding over rough terrainSpecificationsRear speeds 11/10/9Compatible chain LINKGLIDE

Integrated chain hook holds chain steady while removing or installing master link

Shimano Ultegra ST-R8025 Brake Lever Left Bikebox Bottom Bracket Shell Width: 61mm*Precision engineered short reach Ultegra STI levers with hydraulic disc brakes give you control, modulation and power with minimal effort in all riding conditions. FEATURES Shift cables are routed under the bar tape: re development and positioning of the internal mechanism in combination with Polymer coated cables have made this possible, providing faster, lighter and smoother shifting Vivid indexing provides a constant amount of shift lever force