Product description
The Dura-Ace R9100 bottom bracket comes with smaller, lighter bearings and an improved seal for smoother running and longer life. For the Dura-Ace R9100/9200 crankset for optimal stiffness and smooth pedaling.
The Dura-Ace R9100 bottom bracket comes with smaller, lighter bearings and an improved seal for smoother running and longer life. For the Dura-Ace R9100/9200 crankset for optimal stiffness and smooth pedaling.
