Shimano BB-R9100 Bottom Bracket

The Shimano BB-R9100 Bottom Bracket is engineered to provide an optimal balance of stiffness, strength, and lightweight performance. Utilizing HOLLOWTECH II technology, it integrates the bottom bracket axle with the right crankarm, enhancing rigidity and weight savings for superior power transfer.

This bottom bracket features an outboard bearing system that improves weight distribution and pedaling stability. The design ensures efficient power transfer, making it an excellent choice for cyclists looking to maximize their riding efficiency.

• HOLLOWTECH II technology for increased stiffness and reduced weight
• Outboard bearing system for better weight distribution
• Designed for optimal power transfer and pedaling efficiency