Sellfitness

1.Alternative steel:the hanged weight is made of hard steel,at the easy-reaching height and easy to adjust. 2.Frame embellishing:unique two-double baking varnishing makes the machine noble as a car,at the same time,embellishing can prevent the bike from scrapping and paint-falling. 3.Cushion:make the user in a comfortble protector,prevent user from hurting and also support the user. 4.Introduction card:sit down on the nature,lay on the backcushion,hold the handle,push down on your leg forcefully to the maximum extent,then come back slowly to the original place,and repeat the action. 5.muscle exercised:quadriceps.