mpolans wrote: If you're thinking of a modular helmet, keep in mind that the part that flips up is not structural. The protection would be about the same as wearing a 3/4 helmet with a decorative plastic piece in front. I wish someone made a modular helmet with the same protection as a full-face helmet.
I'm sorry that's simply not true. Look at a helmet like the Nolan X-402GT, for example.