1.Home Fitness Training: strength exercise pull up bar help strengthen the core muscles,including the arms, back, chest ,ab muscles .Provide endurance, power, balance and help prevent injuries. Strong core muscles make it easier to do many physical activities. 2.Sturdy Construction: Our pull up bar made of heavy duty steel and supports to 300 lbs, durable steel construction provides assurance during exercise. 3.Adjustable and Comfortable: This pull up bar width adjustable design allows it to fit door frames that are 24-40 inches wide and door thickness from 4 3/4 to 7 1/12 inches, thickened foam is comfortable to grip and reduces hand fatigue. 4.Efficient Core Workout: The pull up bar has multi grip positions making it the perfect piece of upper body exercise equipment. Use on doorway as a pull up bar. Use on the floor as a push up bar, sit up bar .All-in-one solution for core strength exercise pull-ups, chin-ups ,push-ups,sit-ups. 5.Easy to Assemble: Setting up this perfect pull up bar is as easy as hanging it on your doorway–no drilling. Our pull up bar comes with an easy to follow manual and all necessary tools.Assembled Dimensions: 47.3 x 16 x 10.25 inches