Shimano SM-BB52-D Hollowtech II English Bottom Bracket Bottom Brackets •Head compatible with Presta and

•Head compatible with Presta and Schrader valves

Compatible with 6 and 7-speed SIS Index Shifting drivetrains

more precise shifts

Flexible Bottle Retention Firmly Holds Bottle While Allowing Easy One-Handed Removal

Shimano SM-BB52-D Hollowtech II English Bottom Bracket Bottom Brackets •Head compatible with Presta andShimanos SM BB52D Hollowtech II Bottom Bracket is outboard bearing and compatible for use with 24 millimeter spindle cranksets. Sealed cartridge bearings &bulll; Bottom bracket for bikes with 83 mm width bottom bracket shell Includes cups, bearings, and inner sleeve Shimano P N: ESMBB52D Spindle Interface: Shimano Hollowtech II