Share 'Tiki 46 Mast.....help.'

Okay.  Please correct me if i'm wrong on any of this.   I'm looking for masts for my Tiki 46. I would prefer aluminium but i cannot find 7-8 inch diameter with a 3/16 wall anywhere in north america. (except from a couple of flagpole companies that will not even return my call when i mention i'm looking for a mast.  They wouldn't even sell me two lower, untapered, sections that were the exact righ…