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The IMPACTSNAP by Marty Nowicki and Miyahira training instructions.The key to consistency is the impact position. Too many golfer’s flipping and rolling or casting. The solution are the 3 moves to get into a great impact position.1.Lead forearm supination/ Trail forearm pronation.2.Lead wrist flexion/ Trail wrist extension.3.Ulnar deviation in both wrist to snap downwards.The IMPACTSNAP DEVICE (ISD) trains all of these moves FAST and in the time frame when the movements occur.First
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