SAFETY: The doorway pull up bar is made of thickening steel tube which got 80-130cm. When mounted properly, this fitness bar can hold up to 330lbs(150kg), giving you full support for pull ups and chin ups.ADJUSTABLE: This pull up bar is adjustable to fit any standard doorway from and is designed to work perfectly in home, gym, garage or the office.VERSATILE USES: This door bar is perfect for building upper body strength, tone and strengthen your back, arms, shoulders and abs muscles. You can use this bar for a variety of exercises including pull-ups, chin-ups, hanging leg raises, sit-ups and crunches.COMFORTABLE GRIP: tear resistance lining and the inner wall anti-skid layer, the non-slip grips provide pull up bar with extra comfort to minimize hand fatigue.EASY INSTALLATION: The pull up bar is easy to install. Simply screw on the rubber-limiter on the doorframe and turn the bar clockwise until the end of bar is pressing tight against the frame of your door.