Shimano Dura Ace R9100 70mm Italian Thread Bearing Cups

Features

• The bottom bracket bearings for the HollowTech II FCR9100 crankset, which is the ultimate crankset for stiffness whilst keeping weight low for performance riding and racing
• Minimal bearing interface gives superbly smooth rotation
• Distinctive style that exudes quality and perfection
• Required for installation of FCR9100 chainset, with a choice of English or Italian thread BB cups
• Use TLFC34 or TLFC24 in conjunction with TLFC36 adaptor tool for installation and removal