For new stuff... See what these folks have / or can order. They are in your neighborhood.
Redneck Trailer Supply
1300 E. Highway 20-157, Tuscumbia, AL 35674
P.O. Box 2985, Muscle Shoals, AL 35662
If they have what you need I might be able to save you a few $$ by using my dealer account.
Travelers by aluminum roadships, loyalists to one species,
masters of convenience, herdsmen steeped in maintenance and restoration.