Quote Originally Posted by Jun aka Pekto View Post
The weight of the person should stabilize it if done properly. But, you know. I like a little more secure bottom support.
i imagine, it's top-heavy. stable only if the weight were a bag of potatoes and not some human wriggling for every iota of muscle strength... heh heh.

personally, i'd feel more secure if the feet were secured to the floor by strong bolts and such. but that would ruin the contraption's portability... and the floor.

i used to do my pull-ups under our traditional wooden stairs.