FSA Comet HD Megaexo Modular Crankset
Best durable upgrade for mountain bikers seeking modular drivetrain flexibility.
A versatile, modular drivetrain component built for the rigors of cross-country and trail riding. It prioritizes a balanced stiffness-to-weight ratio, ensuring efficient power transfer without unnecessary bulk. The direct-mount system and thick-thin tooth profile make it a reliable, adaptable choice for modern 11 and 12-speed setups.
$109.90
Who it's for
- Aggressive trail riders seeking components that withstand heavy impacts
- Versatile cyclists who frequently customize their gear for different terrains
- Budget-conscious mountain bikers looking for dependable everyday performance
Who should skip it
- Weight-conscious racers prioritizing the lightest possible climbing setup
- Home mechanics wanting universal compatibility across multiple bike frames
- Style-focused riders who want high-end visual flair for their builds
Performance breakdown
Power Transfer Efficiency
Solid forged alloy arms provide reliable, direct energy delivery under load.
Weight Optimization
At 854 grams, it prioritizes durability over ultralight racing performance.
Chain Retention
Thick-thin tooth profile keeps your chain locked in through rough terrain.
System Adaptability
Modular spider design allows for effortless chainring and chainline adjustments.
Maintenance Simplicity
Direct-mount system makes swapping rings or servicing components straightforward.
Drivetrain Compatibility
Seamlessly integrates with modern 11 and 12-speed setups without fuss.
Key Specs
Material
AL6061 crank arms, AL7075 chainring, Chromoly spindle
Weight
854 grams
Spindle Diameter
24 mm
Crank Arm Length
175 mm
Number of Chainrings
1
Chainring Mount Type
Direct Mount
Drivetrain Speed Compatibility
11-12 speed
Bottom Bracket Interface Type
MegaExo
Intended Use
Cross Country, Trail
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