Chin-up Bar This Is a 3-1 Multi-training Door Bar Fitness Door Gym - Pull-up/chin-up bar for tool-free doorway installation. Great for pull-ups, push-ups, chin-ups, crunches, and so more. Breaks down and stores in case for easy travel. This has a 5 total grip positions for versatile workouts; holds up to 300 pounds Designed for working out the upper body, to strengthen your chest, shoulders, back, arms, and more. Steel frame mounts quickly and removes easily without tools or fasteners.