You can’t climb with it, but the Firebiner still does more than your average bottle opener-equipped carabiner. This carabiner can open bottles too, but more importantly on the bottom lies an integrated EverSpark firewheel with replaceable ferro rod that shoots sparks to help start fires a lot quicker than rubbing sticks. It’s also got a small utility blade for cutting rope or fishing line as well as a screwdriver, just in case… (via )
