Unknown details. I believe it was from a Chris Craft. Poll stants17" tall with a 1" wooden ball at the top.
Vintage Cast Iron Umbrella Flag Pole Tree Stand 10.75"x10.75"
Flagpole Holder for Truck Bed,Flag Pole Mount for Truck Bed, No Drilling Flag
No Drilling Side Flag Pole Mount Kit for Truck Bed,Universal Black Flagpole
Truck Flag Pole with Mount for Truck Bed - Tangle Free Black Flag Pole Kit 5FT
Truck Flag Pole Mount Fit Various Truck Bed Frames,No Drilling Side Flag Pole