I'm confused as to what your looking for...are you looking for the actual (5th wheel) hitch for the coach or a receiver?
I had a ball but needed a 2" receiver for the Toad/Tow-Bar, I had it made pretty cheap:
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Don R.
'04 Haulmark (M42386) 42', 2 slide, 10kw -
Pictures
'04 F350 CrewCab Longbed 4x4, 50g aux tank & gear vendors dbl over