absoluteBLACK Cannondale Spidering Chainrings
Best performance upgrade for road cyclists seeking a smoother pedal stroke.
These direct-mount chainrings replace standard round rings to provide a more linear pedaling effort, which can help reduce knee strain during long climbs. The unique elliptical shape is engineered to optimize power delivery, making it easier to maintain momentum without feeling the ovality while riding.
$257.95
at
Absoluteblack
Who it's for
- Climbers seeking smoother power delivery on steep gradients
- Weight weanies looking to shave grams from their Cannondale crankset
- Performance cyclists demanding crisp shifting during intense efforts
Who should skip it
- Riders using non-Cannondale cranksets or standard bolt patterns
- Budget-conscious cyclists looking for a simple replacement part
- Home mechanics who prefer simple, set-and-forget component installations
Performance breakdown
Pedaling Efficiency
The oval design smooths out dead spots for a more consistent stroke.
Weight Optimization
Direct-mount construction sheds unnecessary grams by eliminating the traditional spider.
Shifting Precision
Proprietary ramp geometry ensures crisp, reliable gear changes under load.
Joint Comfort
Optimized elliptical shape significantly reduces strain on knees during long climbs.
Build Durability
CNC-machined 7075 aluminum offers exceptional strength for high-torque riding.
Installation Ease
Direct-mount system simplifies setup but requires specific Cannondale crank compatibility.
Key Specs
Material
7075 Txxx Aluminum
Compatibility
Cannondale Hollowgram Si, SiSL, SiSL2
Chain Compatibility
10-speed, 11-speed
Weight
184g (50/34T), 188g (52/36T)
Finish
Anodized
Ovality
34T (6.5%), 36T (11.4%), 50/52T (10-11.2%)
Timing
108-110.5° after TDC
Mounting Type
Direct mount
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