Opps, that should of read 38 pounds... typo <img src="/images/graemlins/crazy.gif" alt="" /> It actually doesn't distribute the weight solely on your shoulders, but rather across your entire upper body.

I forgot to add in my review, that with only a camelbak bladder in the back pocket my Camelbak BFM pack can be worn/carried comfortably. My BFM is setup as an advanced life support EMS pack for SAR work.