Schlage F54 FLA 619 ADD 16-086 10-027 134 S KD C 48-180 2 N SL Addison Collection Flair Keyed Entry Lever, Satin Nickel Keyed entry function; Turn button locking can be unlocked by key outside or by turn button inside ANSI/BHMA Grade 2 Certified Resistant to pick attacks Metal construction adds strength, security and durability Adjusts to fit all standard doors