【Adjustable Width】Our pull up bar has two different size (S and M) and the width of them is adjustable to provide more possibilities. Please pay attention to the width of your doorway. The doorway with width from 25.6"-37.4"(65-95cm) is suitable for S pull up bar, 31.5"-43.3"(80-110cm) for M pull up bar. They are specially designed to turn your home, garage and office in one second into a professional personal gym.
【Mounting Note & Versatile Use】This Exercise Bar requires no NO Screws & NO Drilling. It only takes you minutes to set it up and remove it on the door frame. It is not only a pull up bar. You can install this exercise machine on the doorway with different height, it can also become push up bar, sit up bar and so on. If you attach resistance bands to it, you will get a full body workout exercise equipment.
【Sturdy Locking Mechanism】You can two anti-skid devices on both sides. Compared with other pull up bar on the market, they are much bigger, which can give you more safety and guarantee while exercising. What’s more, this pull up bar is equipped with buckle design + 360° lock, which makes sure that this pull up bar doesn't loosen while exercising. The maximum weight this chin up bar can support is 100kg (220lbs).