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How much weight can these door frame mounted pull up bars really support without damage? : r/bodyweightfitness
![For those of you who don't have a doorframe pull up bar, who simply can't use a doorframe pull up bar, and for those of you who travel a lot and want For those of you who don't have a doorframe pull up bar, who simply can't use a doorframe pull up bar, and for those of you who travel a lot and want](http://www.bodybuilding.com/fun/mahler57cbig.jpg)
For those of you who don't have a doorframe pull up bar, who simply can't use a doorframe pull up bar, and for those of you who travel a lot and want
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