The German Wrestling federation invested funds and time to develop a machine that will test their athlete's strengths and weaknesses in a sports specific wrestling technique (Gut Wrench). Statistics from the International Wrestling Federation (FILA) the Gut Wrench is one of the highest scoring techniques in wrestling.

The German Invention to test Gut Wrench Power - Click here

The Bone will help you build the strenght needed to excute the Gut Wrench with the explosiveness power tested by the Germans with their invention.