Well as long as we're showing our mounts, here's mine.
Started with 2 adjustable flag mounts, attached with "zip ties":

Drilled hole through ant mounts and attached 2 3/4 conduit clamps:
Poles are 3/4 plastic pipe with 3/4 oak dowel rod inside, 5&1/2 foot long:
Complets project has been road tested to 90 mph:
