Shimano Clamp Band Adapter
Best mounting solution for cyclists upgrading to braze-on front derailleurs.
A straightforward clamp band adapter for specific Shimano component installations. It offers compatibility with both M and S-size frames, ensuring a secure fit. Essential for maintaining the integrity of your drivetrain setup.
$16.99
at
Marin Service Course
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Who it's for
- Cyclists upgrading components on frames without braze-on mounts
- Mechanics seeking precise derailleur height tuning for better shifting
- Riders needing a reliable, slip-free mount for rugged terrain
Who should skip it
- Weight-conscious racers prioritizing every gram of bike mass
- Minimalist builders preferring a sleek, integrated frame aesthetic
- Beginner mechanics uncomfortable with precise torque wrench requirements
Performance breakdown
Structural Rigidity
Provides a rock-solid foundation that eliminates unwanted derailleur flex during shifts.
Installation Simplicity
Straightforward bolt-on design makes upgrading your drivetrain setup remarkably easy.
Compatibility Range
Limited to two specific sizes, requiring precise measurement of your seat tube.
Material Durability
High-grade alloy construction withstands years of tension and environmental exposure.
Shift Precision
Maintains perfect derailleur alignment for crisp, reliable gear changes every time.
Aesthetic Integration
Low-profile design blends seamlessly with most modern and vintage frame geometries.
Key Specs
Model
SM-AD91
Mount Type
Clamp
Compatibility
Braze-on style front derailleurs
Size M
28.6mm
Size L
34.9mm
Component Application Area
Drivetrain
Quantity Per Pack
1
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