A strength machine designed for exercising the muscles of hip abductors in a sitting position (gluteal muscles, medium, small, broad fascia tensioner and iliotibial band). The device has a 5-step angle adjustment of the arm (used in rehabilitation). The structure of the machine is made of a flat-oval section 125x60x3. The stack covers are made of profiled sheet metal. The stack is equipped with 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. Elements in direct contact with the feet are made of chrome-nickel sheet equipped with special non-slip rubberized strips ensuring greater stability and safety during exercise.