Originally Posted by Silverexpress
The last thing you can do is fashion plates that get sandwich between the skewer nuts and the dropouts. I made mine out of an alloy used for 1/4 scale RC plane landing gears. I got it at a Hobby shop. I then used a skewer nut as a template to draw a circle on it, added a little extension that was long enough to clear the fork and wide enough to accept the fender stay bolt. Finally, I used a dremel to cut, grind, and buff the shape out. I highly recommend eye protection, gloves, and it should be done outside.
Commercial pieces of this type can be seen on p. 35 of this catalog:
http://www.vitelli.ch/gallery/album/...en_001_038.pdf