[neil]

The Golfing Machine does not contain a lot of quantifiable information mainly because it varies with the player and their individual stroke pattern and physical stature......Mac O'grady has set about the long journey of quantifying information, some of which is directly related to The Golfing Machine, Mac's work is the M.O.R.A.D. investigation.

You may want to ask annikan about this.

By the way how did you measure you extensor action.

Sorting Through the Instructor's Textbook.

B-Ray

I used a spring scale,the sort anglers use to weigh fish.Thanks for the replies guys ...now where's Annikan