Sit Up Machine, Upgraded Ab Machine with Flat Backrest Multi-functional Ab Exercise Equipment for Home Gym with Angle Locking Accessory/4-Level Resistance/Massage Roller/330LBS Steel Frame

Upgraded Flat Backrest: Mdeam sit up machine for stomach workout with flat backrest, designed distributes weight evenly for full-back support, helping you maintain proper form and focus on your ab workout. Say goodbye to back discomfort from rounded bars.
Upgraded Angle Fixer and High-Density Roller: Our newly upgraded ab machine for home comes with an angle fixer, allowing you to choose the resistance and range of motion that suits you. Combined with the high-density roller, which targets tight muscles, aiding recovery and easing soreness, it won’t cause other muscles to compensate during relaxation.
Smart Resistance & Rebound：This adjustable ab trainer machine for stomach workout features 4 customizable resistance levels with automatic rebound assistance, egiving you precise intensity control for calorie-burning workouts while protecting your joints. This abs workout equipment is perfect for both beginners and experienced fitness users.
All-in-One Full Body Training：The abs core workout equipment lets you perform sit-ups, push-ups, arm curls, and more. With this ab workout equipment, you can efficiently train your core, arms, shoulders and legs in just minutes a day for effective full-body toning at home.
No Assembly & Portable：Ready to use right out of the box, this lightweight, foldable abdominal exercise equipment stores easily under a sofa or bed — perfect for quick workouts anytime, anywhere, whether at home or in the office.