Gorilla Gym Gym1 Heavy Bag Stand: Turn Every Doorway Into a Boxing Ring Includes Gorilla Gym core unit and fight station--you just attach your own heavy bag. This package has everything you need to hang a heavy bag in your home Fits any standard doorway: 24-36 wide that has trim. PLEASE CHECK THIS INFOGRAPHIC OUT BEFORE BUYING - https://gorilla-gym.com/how-it-works/will-gorilla-gym-fit-door/ No drilling, no holes, no bolts, no need for a big metal frame. Fits most standard doorways 24"-36" wide with regular trim. See our infographic to make sure your doorway will work. Can hold 40lb, 50lb, 80lb, 100lb, 120lb, 150lb heavy bags!