Practical:Ideal for squats and bench presses - Suitable for use with both standard and Olympic sized bars. High Quality: Squat dumbbell racks stands are made of heavy duty 50mm steel tube frame; Max. Load 441 lb / 200 kg. Anti-skid:The barbell bench press stands feet pads equipped with anti-skid to avoid damage to the floor, which also increased the security. Adjustable:The barbell stands have 14 adjustable safety pins on each post to help you adjust to the appropriate height to meet your need(5cm gaps); adjustable Height 44-70 inch / 112-178 cm. Safe & Secure:For added safety and stability, this adjustable squat rack uses selective metal nuts paired with quality washers.Please use a wrench to fasten the nuts. Nuts cannot be fully tightened by hand.