Posted by Keith in Washington on Monday, July 27, 2009 at 11:32:37 :
In Reply to: What is delrin (acetal) KenW mentions below ? posted by Bob Stopka in Panama City on Monday, July 27, 2009 at 02:16:37 :
I have replaced all my running board blocks with high density plastic. They work great and they do not absorb water which means a lot less chance of rust starting between the blocks and the running board or support.