Originally Posted by
kjmillig
Since I couldn't find anything else, even a cheap dumbell, I bought an inexpensive 15mm combination wrench and cut it in half with a hacksaw. I carry both pieces in my seat bag. I wouldn't touch my axle nuts with a crescent wrench if I could help it. Too easy to strip the nut.
The shorty is about $10. on the interwebz fromm Sears.
http://www.sears.com/shc/s/p_10153_12605_00944117000P