Is there any source for the welting that is used between the fenders and the body?

www.steelerubber.com, or 800-544-8665 has 1/4tube,1-3/8 fender welt in 25ft. rolls for $29.30, or 5o ft. for 49.20 plus shipping. they also have any grommets, plugs or any other stuff u might need in rubber