🚴♂️ Ride with Purpose

Every purchase from our shop supports Bicycles for Humanity Colorado – helping refurbish and donate bikes to communities in need.

🔧 Why Choose the Shimano Dura-Ace SM-BB7900 Bottom Bracket

The Shimano Dura-Ace SM-BB7900 Bottom Bracket is a top-tier sealed cartridge unit designed for road bikes. Featuring BC1.37x24 threading, this bottom bracket provides smooth, reliable performance and durability, ensuring efficient power transfer. In great condition, it’s perfect for cyclists seeking to upgrade their bike's drivetrain with Shimano’s premium components.

✅ Specifications

• Brand: Shimano

• Model: Dura-Ace SM-BB7900 Bottom Bracket

• Type: Sealed Cartridge Unit

• Threading: BC1.37x24

• Compatibility: Road

• Condition: Great

🧰 Condition

Great condition with minimal signs of use. Fully functional and ready to install.

📦 Items Included

• Shimano Dura-Ace SM-BB7900 Bottom Bracket (Sealed Cartridge, BC1.37x24, Road)

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