7th Ab Crunch Machine Abs and Total Body Workout Sit-Ups Fitness Abdominal Muscle Exercise Tools Foldable Portable Sport Machine for Strength Training Cardio Home Gym

Features:
- Multifunctional Home Gym - 7th Multi-function fitness device turns the room into a small gym and exercise without need to go out.
- Built in linkage spring - The built-in spring linkage device can guide the body to send force correctly and complete the coherent action easily through the spring resistance and springback boost.
- Free switching of various fitness modes - Taking into account the whole body exercise, fully trainingthe waist, legs, buttocks, hands, abdomen and other core muscle groups.
- Resistance adjustment knob - Rotate the knob left and right to adjust the resistance of the core spring. According 1o your own training plan, you can adjust the corresponding training intensity, which is suitable for a variety of people.
- Foldable and easy to use - Without the trouble of installing equipment, the integrated installation free design covers an area of less than 0.5㎡.
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