"The Tempest" by Anthony Howe in 304 s.s., 17'H(5.1m) x 9'W(2.7m) x 5'D(1.5m). 500lbs(226kg). has a helix shaped 1.25" axle into a double headed base of .1" laser welded plate. Spins in light winds yet engineered for heavy gusts.
No download links available.
