After college, Flax went on to compete in three World University Games winning a bronze and in 1991 he won the gold medal, beating the former number one ranked hammer thrower in the world, Heinz Weis.
H. J. Heinz Company | Margaret Weis | Heinz Rühmann | Heinz Guderian | Heinz | Charlie Weis | Heinz Holliger | Heinz Kohut | Karl-Heinz Kämmerling | Heinz Field | Heinz Dathe | Henry J. Heinz | Heinz Weis | Hanns Heinz Ewers | Heinz London | Heinz Karl Gruber | Heinz Fischer | Dr. Heinz Doofenshmirtz | Karl-Heinz Rummenigge | Heinz Haber | Heinz Brandt | Gary Weis | Al Weis | Sosthène Weis | Karl-Heinz Feldkamp | Heinz Werner Höber | Heinz Strunk | Heinz Nixdorf | Heinz-Harald Frentzen | Heinz-Günter Amelung |
This ranks him tenth among German hammer throwers, behind Ralf Haber, Heinz Weis, Karsten Kobs, Günther Rodehau, Holger Klose, Christoph Sahner, Klaus Ploghaus, Markus Esser and Matthias Moder.
This ranks him eighth among German hammer throwers, behind Ralf Haber, Heinz Weis, Karsten Kobs, Günther Rodehau, Holger Klose, Christoph Sahner and Klaus Ploghaus.