Here is another affordable machine that helps you work your core hard. The ProForm Ab Trax Core Trainer keeps your body in the right position to take stress off your neck and lower back while isolating your abs. It has 3 intensity levels. It works your upper and lower core and obliques.
More gadgets like this ➡️ : here
This ab trainer has foam forearm pads and a cushioned vinyl kneeboard. It measures 37.25” x 20” x 50”.
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