The Park Tool Backpack Harness makes it easy to tote your BX-1, BX-2, or EK-1 tool kit around with you and leaves your hands free to fight off marauding tool thieves. This fully adjustable harness features padded shoulder and waist straps, a sternum strap, and convenient pouches for your phone, music, a snack, or tools that you need to get to quickly, like your hex wrench set.