i asked about this earlier and a few had done it so i gave it a try..i think it turned out nice, now if i can get my sled fixed i might acually get to try them out and see if they help with snow build-up issues lol
http://i591.photobucket.com/albums/ss358/mcmarkrazz/sledrails.jpg
http://i591.photobucket.com/albums/ss358/mcmarkrazz/sledrails.jpg