Uses: Easy to open and close by replacing the existing door handle with the lever. Product Name: Lavatory Door Knob Replacement Set for Lever Handle, Type 60 (Without Key) Model Number: 0810-7956 Color: Ivory only. Compatible size: Door thickness 0.9 to 1.6 inches (25 to 40 mm), backset 2.4 inches (60 mm), front size 2.2 inches (57 x 22.5 mm), mounting front screw pitch 1.7 inches (42 mm). Material: Resin Features: Can be replaced with tubular keys, and can also be used with a threaded cylindrical key. Accessories: None.