FSA

FSA ISIS BB Tool - 1/2" drive

When it’s time to service your bottom bracket, the FSA ISIS BB Tool makes the job straightforward, precise, and frustration-free. Built for riders and mechanics who expect reliability from their tools, this bottom bracket socket is crafted to deliver a perfect fit and lasting performance. With a standard 1/2" drive, it seamlessly pairs with common ratchets or torque wrenches, letting you dial in the proper torque without guesswork.

Designed to fit both Shimano and ISIS bottom brackets, this tool offers versatile compatibility—ideal for anyone maintaining multiple bikes or servicing a range of systems.

• 1/2" socket drive works with standard shop tools for easy use
• Precision fit ensures secure engagement with Shimano and ISIS bottom brackets
• Durable construction built to handle repeated shop or home use
• Essential for proper installation and removal—protects components and prevents damage

Whether you’re rebuilding, upgrading, or just keeping your drivetrain running smooth, the FSA ISIS BB Tool delivers professional-level performance in a compact, dependable package.