1. Gym workout, chin up bar, home gym exerciser 2. Pull up bar, door gym, chin up bar 3. Quick and easy assembly 4. Door g 1. Gym workout, chin up bar, home gym exerciser 2. Pull up bar, door gym, chin up bar 3. Quick and easy assembly 4. Door gym5. Takes only seconds to safely remove from doorway when not in use Built for durability and comfort, this is the ultimate training tool to strengthen ...