Creative Fitness Inc. Door Gym

Do deep push-ups with the Door Gym by placing it on the floor
And when used properly it will not damage doorway and can be installed and removed in under five seconds

Door size requirements:
Face molding around door: Minimum 1 1/2", maximum 3 1/2"
Molding distance from wall: Minimum 1/4", maximum 3/4"
Wall thickness (trim to trim): Minimum 4 1/4", maximum 6 1/4")
Will fit residential (framed) doorways 24" to 32"(up to 45" with the extension bars) and support up to 300 lbs
Will work with wooden door frames only.
If you have a wooden doorframe, the door gym is your best chin up bar option. You do not have to install any fastners or make any holes in your door frame. Installation and removal each take under five seconds.

The door gym works by using the weight of your body as leverage against the doorframe to stay up. You can also do deep push-ups with the Door Gym by placing it on the floor