Shimano BB-ES300 Octalink

Shimano BB-ES300 Octalink Bottom Bracket

The Shimano BB-ES300 is a durable and reliable Octalink bottom bracket designed for smooth pedalling performance and long-lasting durability across trekking, MTB, and touring applications.

Built with a hollow spindle construction and sealed cartridge bearings, the BB-ES300 delivers efficient power transfer and dependable performance for everyday riding and long-distance use.

Compatible with Shimano Octalink cranksets, it is available in multiple axle lengths and shell width configurations to suit a wide range of bicycle setups.

Features

• Shimano Octalink bottom bracket system
• Sealed cartridge bearing construction
• Hollow spindle design for improved stiffness and reduced weight
• Smooth and reliable pedalling performance
• Designed for trekking, MTB, and touring applications
• Durable construction for long-term use
• Available in multiple axle lengths and shell widths
• Compatible with Shimano Octalink cranksets

Specifications

Compatible Configurations