All-Around Body Shaping Machine: Home gym leg day equipment can realize hack squat / leg press / calf raise / reverse squat, which can make the waist, hips, and legs show attractive figure Flexible Backrest: Removable backrest design makes switching exercise positions effortless instantly, while providing stable support and comprehensive protection for your bones and joints. Leg exercise machine ensures that every workout is reassuring 7-Position Adjustment, Enjoyed by All: Designed with 3 gears adjustable backrest and 4 levels adjustable safety limiter, customed workout position on your own, adjustable leg press machine meets diverse workout needs of all families Rock-Solid Stability, Durable: Made of premium carbon steel and tailored for stable linear bearing design, specialty hack squat machine is equipped with 3mm thickened tube, durable, extending service life without frequent replacement High Load Capacity, Intense Training: 2000lbs larger load-bearing, leg press hack squat machine is matched with 2in standard weight posts, satisfying with the intensity of different weight workout, burning parts of fat, shaping your figure