... AB wheel,AB scooter,AB ROLLER,SPORTS wheel,sport wheel,AB FITNESS,exercise wheel CHINA KING-FITNESS ... ABW-02 AB wheel,AB SCOOTER,scooter,SPORTS wheel,sport wheel,exercise wheel,SpecificationsFeatures: 1) Mail function: ... meanwhile allowing your torso to open up. Don't just push your arms out. Take your torso ... damage the mechanism and void the warranty. Don't over do it, always stop an exercise and ...