I found one of the ones that attaches to the fenders for my '64. It was twisted up pretty bad but it was a really heavy duty bumper. After getting it straightened out I trimmed the sides back about 6" and used it without attaching to the fenders. It was one of my favorite parts of the truck.
Attachments

Last edited by jfnar; 07/22/2022 7:21 PM. Reason: add pic

'64 swb stepside (gone)
'57 1 ton
'53 phone truck
'59 swb
'46 1 1/2 ton
'68 swb gmc