15 Pack of Comercial Door Handles Door Locks for Store Room with Heavy Duty Lever Handles for Closet

【Grade 2,NOT for Residential Applications】-- This is absolutely intended for commercial,used on door of large traffic facilities such as Schools, Hospitals, Libraries, Hotels, Airports, Government Buildings
【Storeroom】 Unlocked from outside by key only, and inside is always unlocked for emergency exit, it is usually used on storerooms doors and mechanical rooms
【70mm(2-3/4 IN） Backset Latch】2-3/4 inch backset fits door thickness from 1-3/8 inch to 1-3/4 inch. [Door with hole]: measure the distance between the center of the hole & the door edge.
【REVERSIBLE】Fits both left and right hand doors, the handle is reversible.
【Certification&Qualify】 UL LISTED , which ensures the reliability and durability of the product. And fire Rated up to 3 hours.