e*thirteen Helix R Chainring
Best lightweight upgrade for riders seeking durable and stylish drivetrain performance.
Engineered for precision and durability, this component features a versatile flip-flop design that adapts to multiple chainline standards. The optimized tooth profile ensures reliable retention across various drivetrain speeds, making it a robust choice for demanding trail conditions.
$72.95
at
Pro Bike Supply
More Helix options
Who it's for
- Weight-conscious cross-country and trail riders seeking maximum efficiency
- Riders wanting a single chainring compatible with multiple drivetrain brands
- Custom bike builders looking for a distinct, premium visual upgrade
Who should skip it
- Budget-focused cyclists looking for the most affordable replacement part
- Cyclists with non-e*thirteen cranks requiring standard direct-mount or bolt patterns
- Stealth-focused riders who prioritize a completely silent riding experience
Performance breakdown
Chain Retention
Advanced tooth profile keeps the chain locked in during aggressive riding.
Installation Versatility
Flip-flop design makes dialing in chainlines across different setups incredibly simple.
Durability
Robust aluminum construction withstands the rigors of demanding trail conditions.
Drivetrain Compatibility
Seamlessly integrates with modern 11 and 12-speed systems without fuss.
Weight Efficiency
Lightweight build keeps rotational mass low without sacrificing structural integrity.
Mounting Ease
QuickConnect system streamlines the swap process for faster maintenance.
Key Specs
Number of Teeth
30
Offset
3.5 mm
Chain Compatibility
11-speed, 12-speed
Mounting Type
QuickConnect, Direct Mount
Material
Aluminum
Chainring Position
Single
Shape
Round
Weight
90.7 grams
Surface Finish
Anodized
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