Adjustable 5-spring extender

The extensor is made up of two handles and some special springs, it stimulates the muscles of the upper limbs (pectorals, biceps and triceps) and of the dorsal area on the back (latissimus dorsi), it is of great importance, as it allows you to intervene by acting on the number of springs and proceeding with a progressive load. Furthermore, with the extensor you will have the opportunity to improve your muscles at any time.