Check the listing for details. MERACH Ab Machine for Home Gym Adjustable Ab Trainer with 3 Resistance Levels. Color: Blue, Condition: Certified - Refurbished. Listed at 39.99 USD. 【Multiple Workout Options】Beyond sit-ups, the MERACH Ab workout equipment offers a variety of exercises to target different muscle groups. 【Adjustable Resistance & Auto-Rebound】Equipped with 3 adjustable resistance levels and an auto-rebound feature, the sit up exercise equipment adapts to various fitness levels, delivering optimal results for both beginners and advanced users. 【Premium & Durable Design】Constructed with heavy-duty steel frame and sturdy ABS plastic, the ab crunch machine is compact, lightweight (only 12 lbs), and folds in just 5 seconds for easy storage and portability. 【Comfortable Workout Experience】The MERACH Ab trainer features thick 2 inch foam handles that are soft, comfortable, and non-slip, protecting your joints and back.