More gadgets like this ➡️ : here
Meet the Tumbl Trak Stunt Double: a cheerleading trainer that helps you develop strength and improve your technique. It lets athletes make corrections in shaping and stunt timing /progression. It has a steel upper body crossbar with a swivel foot attached.
You can use this to test your core strength and shoulder flexibility without risking injury to anyone. More information is available here.
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