Satin Nickel Finish, Serenade Mortise Storm Door Lever, Replaces Existing Mortise Latches In Most Storm Doors, Works On Doors That Have Either Have A 3/4" Or 1" Backset, Fits Doors 1-1/8" To 2" Thick, Includes Built In Deadlock Mechanism With 2 Keys, All Installation Hardware Included.