IM a mountain biker always forageing so I got a trailer to carry stuff [IT's a Rhodes built trailer converted from a child carrier]/,very nice aluminum frame but on the rocky trails ./Is's little tires would not clear the trail center hump or protruding ledge sooooooooooo I scrounged in my wheel supply and put 27" tires on it.///Took it for a test run today and its just what I wanted!!! Christmas in mid Febuary ///Kenneth