Shimano BB-ES300 Bottom Bracket

The Shimano BB-ES300 Octalink BSA bottom bracket with a 68mm axle width is the ideal choice for your Octalink crankset. It offers a round hollow axle with multi-tooth gearing and significantly improves power transmission. Thanks to the 8-tooth contact surface between the bottom ...The Shimano BB-ES300 Octalink BSA bottom bracket with a 68mm axle width is the ideal choice for your Octalink crankset.

It offers a round hollow axle with multi-tooth gearing and significantly improves power transmission. Thanks to the 8-tooth contact surface between the bottom bracket and the crankset, the load capacity and rigidity are increased, leading to a higher performance and stability. This bottom bracket is compatible with frames that have a BSA thread (68mm) and ensures a durable and reliable connection.