Schlage F10ORB626 Orbit Passage Knob, Satin Chrome Use on a 1-3/8 in. to 1-3/4 in. thick wood or metal door Designed for standard door preparations Universal latch adjusts to fit 2-3/8 in. or 2-3/4 in. Universal knob works on a right- or left-handed door Passage knob for use on a door where a locking function is not required, such as a hallway or closet door One piece knob for better security and appearance Exposed screws Fits standard door preps Easy one tool installation ANSI grade 2 lock