50shep, As what DES67 says. I have heavy rubber mat on the bed, rolled up against the cab, when not in use. It will not protect the insides of the side panels, just the bed itself. Custom cut thin plywood panels for the side panels? Maybe this is why I will probably never paint my truck.
Craig
My '50 Chevy 3100 5 window, '62-235cu, 3:55 rear My truck ....... Respect The Rust If I'm not working on my truck, '65 m00stang or VW camper, I'm fishing with the wife or smoking Salmon.