Make sure this fits by entering your model number. 【Why choose ab wheel?】In addition to exercising the rectus abdominis and giving you perfect six-pack abs, the Abdominal Wheel can also drive the entire core muscle group, including glutes, lower back muscles, and obliques,to improve your core strength. 【New upgrade】New texture surface, anti-skid and quieter; thickened foam handle, comfortable and soft grip; enlarged pipe plug, Effectively prevent the foam from sliding laterally; 2 pieces of independent knee pads, the legs are unrestricted during exercise, and you can play to your heart's content.