I did not know they made fiberglass COE fenders for those year trucks. If so, like you, I suspect they would have to be pretty stout to handle the weight of a persons weight on the steps, especially the small one.

~ Billy
Old Dominion Stovebolt Society: Exotic Animal Division
1946 Chevrolet Cab Over Engine | In the Gallery | Video | More pictures
1959 GMC 860 | Pictures
1950 Chevrolet 3800 | Pictures
I've got a trailer and I'm not afraid to use it!