Chainrings to fit FSA or Cannondale direct mount cranksets with a 1x drivetrain configuration.

Note: FSA direct mount chainrings require FSA's Modular Crank Lock tool for installation

TOOTH PROFILE: Megatooth 1X
BCD: N/A
CRANKSET TYPE: FSA Modular Direct Mount
TEETH: 28t - 34t
DRIVETRAIN COMPATIBILITY: 9/10/11/12 speed

Not sure if this is the one you need?
Check out the handy FSA Chainring ID Tool here http://www.fsaeasychainrings.com/