No locking function; The knobs or levers freely operate the latch Reversible to fit left or right hand doors Fitted for doors of 1-3/8-inches to 1-3/4-inches thick and has an adjustable 2-3/8-inch to 2-3/4-inch backset ANSI Grade 3 for residential security 5-Year limited mechanical/5-Year limited finish Color: Matte Black Shape: Hall & Closet Lock Collection: Karsen Product Dimensions(L x D Designed by Design House, the Design House 582395 Karsen Modern Passage Hall and Closet Door Lever Matte Black is built for lasting quality and everyday use. Shop at OJCommerce and explore our collection with free shipping on every order.