![Amazon.com: Iron Gym Pull Up Bar & Ab Straps - Total Upper Body Workout Bar for Doorway, Adjustable Width Locking, No Screws Portable Door Frame Horizontal Chin-up Bar, Fitness Exercise, Black (IRONG-MC4-Strap) Amazon.com: Iron Gym Pull Up Bar & Ab Straps - Total Upper Body Workout Bar for Doorway, Adjustable Width Locking, No Screws Portable Door Frame Horizontal Chin-up Bar, Fitness Exercise, Black (IRONG-MC4-Strap)](https://m.media-amazon.com/images/I/719yScxNe+L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Iron Gym Pull Up Bar & Ab Straps - Total Upper Body Workout Bar for Doorway, Adjustable Width Locking, No Screws Portable Door Frame Horizontal Chin-up Bar, Fitness Exercise, Black (IRONG-MC4-Strap)
![Fitness-Hack | Lower Back Exercise on the Pull Up Bar - Do it yourself Back Trainer Device - YouTube Fitness-Hack | Lower Back Exercise on the Pull Up Bar - Do it yourself Back Trainer Device - YouTube](https://i.ytimg.com/vi/lzmv92g-2cQ/maxresdefault.jpg)
Fitness-Hack | Lower Back Exercise on the Pull Up Bar - Do it yourself Back Trainer Device - YouTube
![Doorframe Pull-Up Bar Workouts: Full Body Strength Training for Arms, Chest, Shoulders, Back, Core, Glutes and Legs: George, Ryan: 9781612433561: Amazon.com: Books Doorframe Pull-Up Bar Workouts: Full Body Strength Training for Arms, Chest, Shoulders, Back, Core, Glutes and Legs: George, Ryan: 9781612433561: Amazon.com: Books](https://m.media-amazon.com/images/I/71YqhClhOlL._AC_UF1000,1000_QL80_.jpg)