Easton EC90 SL Spider and Ring Assembly
Best lightweight upgrade for performance focused road cyclists.
This direct mount system simplifies chainring changes and reduces weight by integrating components. Crafted from EA90 Aluminum, it offers a durable and efficient upgrade for 11-speed drivetrains.
$154.99
at
Spokesman Bicycles
More EC90 SL options
Who it's for
- Performance-focused cyclists seeking every possible weight advantage on their bike.
- Competitive riders and strong sprinters demanding maximum efficiency from their drivetrain.
- Riders who frequently change their gearing for varied cycling disciplines or courses.
Who should skip it
- Budget-conscious cyclists or those not prioritizing marginal weight savings.
- Cyclists who prefer mixing and matching components from various manufacturers.
- Aggressive riders or those frequently riding in environments with potential for impacts.
Performance breakdown
Power Transfer Efficiency
The stiff carbon construction ensures every watt translates directly to speed.
Weight Optimization
Minimalist design sheds grams without sacrificing structural integrity or durability.
Maintenance Simplicity
Integrated spider and ring design makes drivetrain swaps quick and painless.
Versatility
Seamlessly adapts between 1x and 2x setups for varied terrain demands.
Bottom Bracket Compatibility
Broad standard support makes this an easy upgrade for most frames.
Installation Ease
Requires specific tooling, but the direct-mount interface simplifies the actual process.
Key Specs
Material
Hollow carbon arms with EA90 aluminum components
Spindle Diameter
30mm
Chainline
47mm (1x) / 45mm (2x)
Mounting Standard
Cinch Direct Mount
Bottom Bracket Compatibility
BB86, BSA 68mm, PF30 68mm, BB30 68mm, BBright, 386Evo
BCD
110 mm
Drivetrain Speed System
11-speed
Intended Use
Road and Cyclocross
Installation Tools Required
20-tooth ISIS BB tool
Know before you buy
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