3 in 1 design: Arm & Chest expander + Sit-up bars + Hand gripper.
Exercise your ,shoulders, back, legs, abdomen, waist or other muscles of the body.
5 elastic stainless steel springs with convenient hooks can be added or removed to adjust different tension strength for the whole family. But it is recommended not to have less than three springs.
Max.15 kilograms load for each spring.
Ergonomic handles and comfortable pedals for perfect fit.
Detachable and foldable design for easy storage and carry.