Shimano BB-ES300 Splined Bottom Bracket

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Shimano BB-ES300 Splined Bottom Bracket

Designed for use with Shimano Octalink chainsets, this splined bottom bracket delivers a stiff, efficient pedalling platform and smooth, long-lasting rotation. The BB-ES300 is the trusted choice for cyclists seeking a reliable replacement or upgrade, offering precise bearing alignment and reduced friction for every ride.

- Splined interface compatible with Shimano Octalink chainsets for enhanced power transfer

- 68mm shell width suitable for standard road and mountain bike frames

- Oversized axle design increases stiffness and reduces flex under load

- Sealed cartridge bearings protect against dirt and moisture for extended durability

- Lightweight yet robust construction to withstand regular use

- Simple installation with standard bottom bracket tools

Perfect for restoring smooth performance to your bike or completing a drivetrain overhaul.

GTIN: 4524667326496