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biceps curl
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, straight your back, hold the handle,pull up forcefully to the maximum extent, then come
back slowly to the original place,and repeat
the action.
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