Description
Shimano BB-ES300 Octalink Bottom Bracket | BSA 68 mm
The Shimano BB-ES300 bottom bracket features a round hollow axle and a toothed interface designed for Octalink cranksets, suitable for frames with BSA threading (68mm).
Compared to the conventional square axle connection, the OCTALINK 8-tooth interface that connects the bottom bracket and crankset significantly increases the strength and rigidity of the entire assembly, ensuring enhanced power transfer.
Specification
Technical features
Category MTB, City, Hybrid
BB Type BSA
Crank Brand Shimano
Axle Type Octalink
Frame width (mm) 68
Hub Length (mm) 121
Bearing material Steel
