Shimano New BB71/BB72 Press Fit Bottom Bracket XT/Ultegra Variable I

Product Highlights

• Bottom bracket is designed for use in PressFit BB
• Reduces weight, increases strength and stiffness
• Sealed cartridge assembly with oversized ball bearings
• Free high efficiency rubber seals keep out dirt, mud and water
• With smooth rotation and better sealing performance

Product Description

Shimano SM-BB72-41B Ultegra Press Fit Bottom Bracket fits Road bikes with 86.5mm shell and 41mm O.D. bearings. Includes cups, bearings and inner sleeve. For fitting Shimano HollowTech-II (HT2) cranksets to frames with a BB86-Road (86.5mm width) 41mm-ID press-fit, non-threaded bottom bracket shells (not for BB90-Trek or BB30 systems). Includes bearing set with wave washer and bearing shields for use on HollowTech-II cranks with integrated 24mm HT2 spindle. Features steel, sealed bearings in press-fit, internally sealed composite cups.