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Golf backswing controller for use by golfer, has housing that is provided with vibration motor and toggle switch which is equipped with the hammer weight and delay relay
Golf backswing controller for use by golfer, has housing that is provided with vibration motor and toggle switch which is equipped with the hammer weight and delay relay
The golf backswing controller (1) has housing (2) that is provided with a vibration motor and a toggle switch. The toggle switch is equipped with the hammer weight and delay relay. A hitch is provided for mounting the adjustable elastic cord (4).
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