Those rims are called 'swangers," apparently a hot item in ceratin
tuner/custom car circles in Texas:
::15 inch 84s 30 Spoke Wire Wheels | TexanWireWheels.com::
I know you're gonna' ask, Aren't the hub spinners illegal?
No.
Some Inter-web research reveals that in 1967 DOT strongly
discouraged importers from equipping "foriegn" sports cars with
them, and they disappeared as OEM parts...
But they have never been restricted as aftermarket items.
Interesting story; Isadora Duncan's death by strangulation:
The truth behind winged knock offs were illegal...maybe.