Feature:
1. Carbon steel spring is used to greatly enhance your abdominal and arm exercises.
2. The handle is conform to ergonomic designs, easy to grip and use, help activate the arm and core muscles.
3. Ultra-wide tread provides maximum stability, thickened and lengthened steel pipe, safe bearing.
4. Exercise arm strength and strengthen abdominal muscles, help you create strong body.
5. Equipped with non-slip pad for easy operation, suitable for home and professional use.