FSA Comet Fat Bike Crankset, 1 x 11/12 Spd, 175mm, 30T, MegaExo

The FSA Comet 1x Crankset is a rugged and dependable fat bike crank designed for wide-spacing platforms such as the Trek Farley series and other 190/197mm OLD frames. Built with forged AL6061 crank arms and a heat-treated MegaTooth chainring, it delivers strong power transfer, excellent chain retention, and durability for snow, sand, and trail riding.

Featuring a 24mm chromoly MegaExo spindle, optimized chainline, and wide Q-factor, this crankset is purpose-built for modern fat bikes running 1x drivetrains.

• Forged AL6061 crank arms for strength and stiffness

• Heat-treated forged steel MegaTooth 30T chainring

• Thick-thin tooth profile for maximum chain engagement and retention

• 24mm chromoly MegaExo spindle for durability and smooth rotation

• Optimized for 11-speed drivetrains (also compatible with many 12-speed setups)

• Designed for 190mm / 197mm fat bike frames

• Wide Q-factor for fat bike clearance and stability

• Durable bead-blasted anodized black finish with laser graphics

• Brand: FSA

• Model: Comet 1x

• Crank Length: 175mm

• Chainring: 30T MegaTooth (Heat-treated steel)

• Spindle: MegaExo 24mm chromoly

• Spindle Length: 156mm overall

• Q-Factor: 208.7mm (190mm OLD)

• Chainline: 74.7mm (190mm OLD)

• Crank Arm Material: Forged AL6061

• Drivetrain Compatibility: Optimized for 11-speed, works with many 12-speed systems

• Frame Compatibility: 190mm / 197mm OLD fat bike frames

• Finish: Bead blasted anodized black with laser graphics

• Weight: 961g

• FSA Comet 1x Crankset – 175mm

• 30T Heat-treated MegaTooth chainring

• Modular Crank Lock Ring — Part #390-0044000600

• Lock Ring Tool — Part #230-0023000520

• Chainring position adjustable with lock ring tool

• Designed for fat bikes such as Trek Farley (190/197 spacing)

• Requires compatible MegaExo 24mm bottom bracket (not included)

• Verify frame spacing, chainline, and crank length before purchase