Amazon.comFor fitness enthusiasts looking for a challenging upper body workout in a minimum of space j/fit doorway bars let you perform pull-ups and chin-ups in any standard doorframe. The Deluxe model is expandable from 26 to 40 inches wide and sturdy steel production offers durability and excellent support. The bar can hold up to an impressive 250 pounds.About j/fitj/fit founder Jody Lernihan owned and managed sports equipment stores for 20 years when one day she was jogging on her treadmill at home and thought “Wouldn’t it be great if affordable portable convenient fitness equipment were easy to find?” In the 1990s this was certainly not the case so Jody and her brother Bob developed a business model to fill this need and j/fit was launched.j/fit believes that if your body feels good so will your mind and the companys corporate philosophy is based on the following beliefs:Exercise balls tubing latex bands and light weights can be accessible and affordable When used properly such equipment can create a fast effective at-home workout If exercise equipment is attractive it will be even more fun to use (Jody continues to design much of the companys products herself)Product DescriptionEvery home gym should have one. Turn your door frame into a powerful workout station. Chin ups and pull ups develop upper body strength and are great for children and adults. Adjustable length from 26" to 40" (55cm to 102cm) to fit most doorframes. Sturdy steel construction provides excellent support. Holds up to 350 lbs.