Reinforces and repairs doors Assists in preventing forced entry Use on wood or metal doors with mortise or drive-in latches 2-1/8 in. bore Accommodates key-in-knob lock sets or deadbolts Includes (2) no.10 x 1 in. combo screws (2) no.10-32 hex nuts (4) no.8 x 5/8 in. Phillips truss head screws 9 in. overall height Brass finish Door thickness: 1-3/4 in. Back set: 2-3/4 in.