I think that you should not try to do this yourself if you ask such questions on the forum. This is very dangerous and can lead to death. Don't mess with this device. Choose the most reliable ones. Frame scaffolding. This will protect you from falls and there is also a vegetable garden. I would advise not to buy, but to rent. It will be more economical this way. But I decided to turn to
https://petesuen.com/ where the best construction services are listed in each location around the world. Their services helped us a lot and we were satisfied.