The Gatekeeper is a small and stylish golf training aid that helps golfers of all skill levels to improve their putting skills. The pendulum swing captures the mechanics of the putting stroke and addresses all key elements for success on the course such as face rotation, stroke path and tempo. The different ball sizes represent multiple difficulty levels and smart shaft connector allows to attach The Gatekeeper to any putter shaft type and size.Features:-Easy to use -Attaches to club -Pendulum swing feature -Various ball sizes for difficulty levels-Easy to store and stylish -Suitable for all skill levels

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