Brand: Universal Hardware The Universal Hardware Heavy Duty Privacy lever has a latch bolt that is operated from either side except when outside lever is locked by push button inside. It can be unlocked by emergency release outside, operating inside lever or closing the door. It features a robust, heavy-duty cylindrical chassis designed for commercial and residential applications. The lever fits doors from 1-3/8″ to 2″ thick, meets ANSI Grade 2 standards, is 3-hour UL fire rated and is ADA compliant.