Reinforces and repairs door edge and assists in preventing forced entry. Used on wood or metal doors with mortise or drive-in latches. Accommodates key-in-knob locksets and deadbolts or combination locksets. Door thickness 1-3/4", bore 2-1/8", backset 2-3/8". Reinforcer: 3-7/8"W. Includes solid brass door channel, (4) #10 x 1" combo screws, (4) #10-32 hex nuts, (4) #8 x 5/8" Phillips truss head screws.