Originally Posted by PWRDbyTRD
how big of a tire can fit in it
Check out how I have it set up, it's currently got 700x35's on em.
http://www.bikeforums.net/showpost.p...49&postcount=1
Measuring it, the distance for front and back is 2.125 inches. So you can go as wide as that.
Hell if you want, as long as the rotor's the same size and the cassette's the same speed, take the wheels off your mountain bike and mount it on the ocr touring and go mtb'ing with it.