ANSI Grade 2; ADA Compliant; UL 3 Hour Fire Rated; The Outside Lever Is Locked By Push Button Inside And Unlocked By Emergency Release Outside; The Inside Lever Is Always Unlocked Providing Emergency Exit; Full Length Lever Handle With 3/8 Inch Return; Ships With A Fire Rated 2 3/4 Inch Backset Latch; 2 3/8 Inch Backset Latch (Product # CLP60MM) Sold Separately; Fabricated With Die Cast Zinc Levers, Steel Internal Mechanism; Satin Chrome Finish.