Originally Posted by
grumpus
Generally flat and featureless. Also pointless marketing BS - it's in the dirty air from the front wheel and your feet and cranks are stirring it up something crazy too. But I guess it might be more rigid, which suits the OP's strength-over-weight requirement.
What he said. If there is any advantage to a flat disk chainring, you're not going to notice at speeds of less that 30 mph. Even then, it won't match the gains you can make by lowering your handlebar, using low resistance racing tires, and wearing a skinsuit and aero helmet.