Specialized Aethos/Tarmac SL8/Crux Thru Axle
Best sleek upgrade for performance road and gravel cyclists.
A sleek, low-profile replacement axle designed to maintain the clean lines and structural integrity of high-performance frames. It uses a simple hex key interface to ensure a secure, reliable wheel connection without adding unnecessary bulk or drag.
$27.99
More Aethos/Tarmac SL8/Crux Thru Axles options
Who it's for
- Weight-conscious cyclists seeking to optimize their high-end racing builds
- Performance riders prioritizing a streamlined look and marginal aerodynamic gains
- Competitive racers requiring dependable hardware during high-intensity efforts
Who should skip it
- Casual commuters who prefer the convenience of tool-free wheel removal
- Multi-bike owners looking for universal components across different frame manufacturers
- Budget-focused mechanics looking for the most cost-effective replacement parts
Performance breakdown
Aerodynamic Integration
The conical head sits perfectly flush, minimizing drag on high-speed descents.
Structural Rigidity
Maintains precise frame stiffness for confident handling during aggressive cornering.
Installation Simplicity
The 6mm hex interface ensures a secure, slip-free tightening experience.
Weight Optimization
Minimalist design sheds unnecessary grams without compromising critical clamping force.
Compatibility Precision
Engineered specifically for factory-spec fitment on Aethos, Crux, and Tarmac.
Security Reliability
Hex bolt design prevents accidental loosening during rough gravel or road rides.
Key Specs
Axle Type
Thru Axle
Position
Rear
Hub Spacing
142 mm
Axle Diameter
12 mm
Compatibility
Specialized Aethos, Crux, Tarmac SL8
Installation Tool
6mm hex key
Head Style
Conical
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