• BB86 Press-fit Ultegra/105 bottom bracket
• Shimano, SM-BB72-41B, Press-fit, BB Shell: 86.5mm, Dia.: 41mm, Axle: 24mm, Steel, Grey, ISMBB7241B
• Compatible with all road Hollowtech II cranks
• BB86 Press-fit Ultegra/105 bottom bracket
• Shimano, SM-BB72-41B, Press-fit, BB Shell: 86.5mm, Dia.: 41mm, Axle: 24mm, Steel, Grey, ISMBB7241B
• Compatible with all road Hollowtech II cranks