The Fluke HH290 Hanging Hook allows Fluke ScopeMeter 190 Series II, Fluke ScopeMeter 190 Series III, and Fluke 430 series II Power Quality Analyzers to be to be hung directly on cabinet doors and instrument racks up to 22 mm (7/8 in) thick. The HH290 quickly mounts to the rear of your 190 Series ScopeMeter Portable Oscilloscope or 430 Series II Power Quality Analyzer using an included ¼-inch “camera tripod” screw, without the need to take the kickstand off the product.