Users can place the barbell on the arm supports of the barbell rack at an appropriate height and perform squats to exercise major muscle groups in the legs, 

such as the quadriceps, glutes, and hamstrings, enhancing lower - body strength and muscle mass.
When used in combination with a bench press bench, exercises such as flat - bench press, incline bench press, or decline bench press can be carried out,

 focusing on training the pectoralis major in the chest, and also working some muscles in the shoulders and arms, 

improving the pushing force of the upper limbs and chest muscle strength.