DB10 ONE FITNESS door gym bar is made of steel with a shiny chromed surface. It has an aesthetic design and durable construction. It is easy and hassle-free to install. It has a durable, threaded brackets and thereby it is safe. Handles, made of soft foam, provide comfort. The set includes additional two washers and two screws. Wide range of width adjustment allows its installation in any standard door frame. Pulling up is an universal exercise that develops multiple muscle groups, in particular: hand muscles, biceps, triceps, shoulders and abdominal muscles.