Originally Posted by treekiller

most of them have internal crossovers, so that's a bit of an issue.

but in addition to that, I can see putting full caliper pressure on one side of the disc, and none on the other. being a cantilevered stress issue, but I'm a couple beers into the night, and not taking this too seriously. remember with a fixed piston caliper you might be deflecting the disc .3" or more if only using 1/2 of a fixed caliper. a sure recipe for fail.