The Pocket Grappling Hook was originally built by EOD Robotics, Inc. At the request of a desert warfare operator. It was originally designed as a light weight, reusable grappling hook that could be used to snag trip wires or command detonation wires in a combat environment.
Stowed Size is 1″ x 5.5 ” and weights only 5 OZ. The spikes can be stored away in its waterproof tube.
There is some mention about not being certified for life support function… blah blah we’ll be the judge of that!
$27 via countycomm.com