PowerLine Squat Rack. Solid and stable, this Squat Rack holds the bar safe and secure with the heaviest of weights. Bar supports feature height adjustments from 30 inches to 60 inches for doing Flat, Incline and Decline Bench Presses, Squats, Curls, Upright Rows, Shrugs, Calf Raises and much more. Barbell, weights and collars optional