Mechanical Lever Cylindrical Lockset Function Entrance Lockset Grade 2 Style QTL250 Sierra Lockset Finish Bright Chrome Keyway Type Schlage SC4 Key Type Different Standards ANSI UL Listed ADA Compliant Yes Lockset Fire Rating 3 hr Backset 2 3/4 in Ligature Resistant No Cylinder Core Type Interchangeable Core Features Tubular Locks For Use With Various Door Types Handle Material Zinc Includes Hardware Item Lever Lockset Key Material Nickel Silver