72 pack of Pull String
The ""Poor man's perimeter alarm."" These innocent looking little explosives have a 6"" pull string on each side of a 1 1/2"" charge. When rigged to a door, window or other entry point, a loud 85 decibel bang will wake up even the soundest sleeper. You can rig up these little gems in ways limited only by your imagination. Sold in packs of 72.