LynnBlakeGolf Forums - View Single Post - Was Homer Wrong? Thread: Was Homer Wrong? View Single Post #8 06-27-2006, 11:02 AM annikan skywalker Senior Member Join Date: Jan 2005 Posts: 796 The String in TGM is the Longitudinal Center of Gravity or termed herein the Sweetspot Plane..I have a Training Aid with a String from the #3PP to directly to the CG of the head.....While Centrepetal force pulls it in a circle...Centrifugal force changes the length of this string... annikan skywalker View Public Profile Send a private message to annikan skywalker Find all posts by annikan skywalker