Ouneed Power Tower Dip Station Pull Up Bar for Home Gym Strength Training Workou... $129.95 Make sure this fits by entering your model number. Sturdy Construction: Power tower is made of high quality steel construction and holds up to 330LBS, with more durabitily and stability. 5 Levels of Height Adjustment: The height adjustable range is 61-90”. The lowest level is designed for children and the power tower is suitable for the whole family workout. Its convenient for different age, shapes and sizes.