Description: Premium Material: The Lock and Door Reinforcement Plate is made from stainless steel, rustproof, ensuring wear resistance, durability, and long term useReinforcement and Repair: Specifically designed to reinforce and repair door locks, the Lock and Door Reinforcer can improve the security of the doorSize: 2-1/8 Inch Single Bore, 2-3/8 Inch Backset; The Lock and Door Reinforcement Plate measures 11.4cmx9.8cmx4.4cm/4.49inchx3.86inchx1.73inch,Hole Distance 6cm/2.36inchCompatibility: Suitable for doors with a thickness of 1-3/4 inchEnhance Security of Door Lock: By reinforcing the weak point on the door, the stability of the door lock is enhanced to provide additional security Size Chart: 11.4cmx9.8cmx4.4cm/4.49inchx3.86inchx1.73inch,Hole Distance 6cm/2.36inch Package Includes: 2 Pieces Lock and Door Reinforcement Plates Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.