The Design House 783191 Ball 2-Way Latch Dummy Door Knob is mounted without a latch and does not turn like traditional knobs. Finished in polished brass and designed for left or right hand doors, this knob has 2-holes in its 2-5/8-inch (T) plate for mounting to French doors or doors with a ball catch mechanism. This dummy knob has a traditional design with a ball shaped knob. The knob extends 2-7/8-inch outward and fits the two most common backsets in the U.S. (2-3/4-inch and 2-3/8-inch). This product is ANSI Grade-3 certified, which means this deadbolt is rated for residential security. Designed and manufactured by Design House, the trusted source for quality lighting, hardware, plumbing, kitchen, and bath products for every taste and budget.