mooring parts

[jwclbi]

I recently came across a mooring set up, white buoy with the blue stripe, two lines that go from the buoy to the boat, and the chain that goes to the pin. The problem is I don't have the galvanized 36"(roughly) pin that that screws into the sand. I have looked around on the internet and can't seem to find one. Anyone have any idea where i can get just a pin? A whole new set up is $300!! Thanks