The strength machine is designed for exercising the latissimus muscles and the upper girdle and shoulder flexors. It has an adjustable position of the rollers, which allows it to be adapted to the needs of the exerciser. The stack covers are made of polycarbonate. The load is regulated by a magnetic load selector. The upholstery elements have been adapted to the anatomical shapes of the exerciser, which contributes to the comfort and safety of use.