Description
The Unior Bottom Bracket/Lockring Tool is a premium, workshop-grade tool made for mechanics who want strength, precision, and wide compatibility.
Built from premium Flex Plus carbon steel, it delivers long-lasting durability and a perfect fit on modern and legacy bottom bracket systems.
Strong, High-Quality Material
Made from Premium Flex Plus carbon steel, ensuring exceptional strength, durability, and resistance to wear.
Easy to Use
Features a 1/2” square drive, making it compatible with standard ratchets, fixed handles, and torque wrenches. This gives you excellent leverage for smooth installation and removal.
This tool fits a variety of bottom bracket and e-bike systems:
- Shimano Octalink® bottom brackets with outside notches
- Bontrager® ISIS Drive® bottom brackets
- Truvativ® ISIS Drive® bottom brackets
- Bosch® Generation 3 & Generation 4 e-bike front chainring lockrings
Secure, Precise Fit
The precisely machined splines ensure a tight connection, reducing the chance of slipping or damaging the BB cups or lock-ring.
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