Grade 2 Leverset. Full length 5lever handle. Same lever in all functions. Universal push in and turn button for panic resistance. Coil compression springs for added durability and strength. UL listed;1.2throw latch.3-hour fire rated. Concealed screws for enhanced look &added security. Keyed functions have Solid brass 6 pin cylinder and Schlage C-keyway. Each lever works independently of the other;separate spring mechanisms prevent lever sag.Standard 4-7/8ANSI strike with all functions.