Shimano Dura-Ace BB-R9100 bottom bracket. New seals and special bearings with smaller balls ensure high durability, smooth operation, and low weight. -Compatible with Hollowtech II road cranks. -Small ball bearings ensure smooth operation and low weight. -New seal design for increased durability.
Return and Refund Policy
You can return products within 14 days of delivery. If a product is wrong, damaged or faulty, Malibel pays the return. See our returns policy.