48-52 soft bed covers?
Here is a link to a previous discussion we had. It has links in it to certain companies.
https://www.ford-trucks.com/forums/8...eau-cover.html
I might start with MAR-K, at:
MAR-K Classic Truck Parts made in Oklahoma City, USA
*******:
*******'s Fiberglass Truck Lids / Tonneau Cover, Truck Bed Lid
And a lot of the resto parts places (LMC, etc) have some. Not real good reviews on the velcro soft covers.
I like the ******* hard cover shown here in black. The second pic is homemade I think:




