Lever Lockset, QTL Series, Essex Style, Satin Chrome Finish, Function Privacy, Grade 2, Material Pressure Cast Zinc, For Door Thickness 1 3/8 In. - 1 3/4 In., Backset 2 3/8 In. or 2 3/4 In., Front Size Dimension 2-1/4 In.X1 In., Crossbore Size 2 1/8 In., Number of Keys 2, Pins 6, 1 1/4 In. and 4 7/8 In. Strike, Required Door Thickness 1 3/8 In. - 1 3/4 In., Cylinder Tubular, No Deadbolt, Standards ANSI/BHMA Grade 2, Fire Rated UL/Cul 3 Hour, Includes 2 Keys