Hayes Caliper Adapter
Best mounting solution for riders upgrading their mountain bike brake systems.
These adapters provide the necessary interface to mount modern calipers to a variety of frame and fork standards. They are essential for riders looking to upgrade rotor sizes or adapt older mountain bike frames to current disc brake configurations.
$19.95
at
Absolute Bikes
Who it's for
- Riders upgrading brakes or customizing rotor sizes
- Aggressive riders needing reliable, high-stress braking performance
- Home mechanics seeking quick, tool-friendly brake upgrades
Who should skip it
- Novice riders confused by complex mounting standards
- Weight-conscious racers counting every gram
- Mechanics lacking experience with precise brake alignment
Performance breakdown
Compatibility Range
Seamlessly bridges the gap between legacy IS tabs and modern calipers.
Structural Integrity
Steel construction ensures zero flex under heavy braking loads.
Installation Simplicity
Straightforward mounting process gets you back on the trail quickly.
Alignment Precision
Maintains exact rotor clearance for consistent, rub-free performance.
Versatility
Handles diverse axle standards and rotor sizes with impressive ease.
Trail Durability
Built to withstand the vibration and stress of aggressive riding.
Key Specs
Caliper Compatibility
74mm eye-to-eye
Mounting Standard
International Standard (IS) 51mm tabs
Mount Type
Post Mount to IS
Rotor Diameter
203 mm
Rotor Size Range
140mm to 203mm
Axle Compatibility
Quick Release (QR) and Thru-Axle (TA)
Brake Type
Mechanical Disc
Intended Use
Mountain Biking
Material
Steel
Know before you buy
Still have a question?
Ask Metto anything about the Hayes Caliper Adapter before you decide.
