Compatible with all Shimano Hollowtech II chainsets. New model Shimano BBR60 bottom bracket for the Ultegra groupset. HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency. HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability. English or Italian fitting. Excludes fitting tool.
Best Price: £17.50 from Merlin Cycles