H4 Putting Stroke Teacher Improve your putting, lower your Score Learn effective shoulder alignment A consistent setup position and shaft plane angle A connected one-piece pendulum type swing motion Quick and easy set up Improve your putting, lower your score Perfect Shoulder Alignment -- The Putting Stroke Teacher allows your eyes to confirm perfect shoulder alignment parallel to the aim line A consistent setup position and shaft plane angle A connected one-piece pendulum type swing motion Quick and easy set up (approx. one minute) and disassembly for stowing away in bag