A dual device with on one side the Twist, and on the other the Step. The Twist mainly improves the strength of the muscles in the torso, and is excellent for lumbar mobility. The Step is probably the simplest and most versatile device in the Standing-Strong range; so many practical exercises can be done with a step.
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that KOMPAN Limted is consulted before specifying.
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