Unleash Seamless Power Transfer with Precision Engineering.
Struggling with inefficient pedaling and unreliable crank performance? The Shimano UN300 square taper bottom bracket delivers rock-solid stability and smooth rotation for your e-bike’s drivetrain. Designed to eliminate wobble and maximize energy output, this component is the ultimate solution for riders demanding durability and precision in every ride.
Key Features
- Robust square taper interface ensures secure crank attachment.
- High-quality sealed cartridge bearings for long-lasting smoothness.
- Corrosion-resistant construction built to withstand urban and off-road conditions.
- Optimized 68mm shell width fits standard BSA frames effortlessly.
- Easy installation and maintenance for hassle-free upgrades.
Technical Specifications
- Model: Shimano UN300
- Interface: Square taper
- Shell width: 68mm
- Spindle length: 107mm
- Thread type: BSA (English)
- Bearing type: Sealed cartridge
- Compatibility: Standard square taper cranks

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