Shimano Ultegra ST-R8025 Brake Lever Left Bikebox 9 and 10 speed compatibleSpecifications104mm

9 and 10 speed compatibleSpecifications104mm BCD (bolt circle diameter)7075 T6 aluminiumHard anodised finishSlightly offset toothbed for chain device compatibility

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

1-1/8" or 1-1/4" steerer size (select from drop-down)

rear derailleur and power meter crankset

Shimano Ultegra ST-R8025 Brake Lever Left Bikebox 9 and 10 speed compatibleSpecifications104mmPrecision 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