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MUQZI Bottom Bracket Install Removal Tool 12/16-Notch Fits 39mm/40.5mm/44mm/45.6-46.6mm Outer Diameter BB Cups
MUQZI Bottom Bracket Install Removal Tool 12/16-Notch Fits 39mm/40.5mm/44mm/45.6-46.6mm Outer Diameter BB Cups
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Specifications
Brand Name: MUQZI
Choice: yes
High-concerned chemical: None
Origin: Mainland China
Type: Bottom Brackets tool
BB Cup Wrench Fit Guide
1. Check the number of splines or notches.
2. Measure the outer diameter in mm.
Example: 16 notches + 41 mm outer diameter = BB41-16 tool.

12-Notch Wrench and 16-Notch Wrench Compatibility
This MUQZI bottom bracket install removal tool is made from aluminum alloy, with precision-machined notch engagement for compatible bottom bracket cups. It provides a secure grip to help prevent slipping, making hard-to-loosen bottom brackets easier to remove with less effort.
It can be used with a 1/2-inch drive ratchet, torque wrench, or an adjustable wrench for convenient bike maintenance.
External Cup Tool for Compatible BB Cups
Match the notch count and outer diameter (39mm/40.5mm/44mm/45.6-46.6mm) before use to help confirm the right fit for your bottom bracket cups.









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