This Tower is very well designed, but the manufacturers, have cut some corners. So there is a little wobble sideways. However, I have to say that the tiny wobble is way too less compare to towers from other brands. Not to mention, this tower looks so much better. Pull up bars are very sturdy and not adjustable. Parallel bars are easily adjustable and very sturdy. Squat Rack are also adjustable, seems very sturdy. I haven't used it for squats, but I pull my bench along with the Squat rack for benSee full review