Set of 2 Flat Plates (1-inside + 1-outside) is designed for Kaba E-Plex 2000 Series Cylindrical hardware will repair, reinforce and protect wood or metal doors. Ideal for retrofit situations by revealing the door preparation holes needed for installing the hardware, and covering up preexisting holes in the door that are not being used. Size 5″ x 11″ in. Residential, commercial or industrial use Available in Stainless Steel Finish.