Package Including: there are a total of 2 pieces of door jamb reinforcements, which are often applied to reinforce and repair door lock, adding additional home security and preventing forced entry by strangers; Please confirm the size of the door lock before purchasing Product Size: our door reinforcement measures about 2-1/8 inch in aperture, 2-3/8 inch in backset, 5-1/2 inch in hole spacing, and overall dimensions of approximately 3-7/8 inch width and 10-3/4 in length, so appropriate for 1-3/4 inch thick doors Reliable Material: this door frame reinforcer is made of stainless steel spray color, waterproof and sturdy, which can be applied to strengthen the weak spots on the door and repair these places, thus strengthening the lock firmness; And please note the product is not pure black, but has a bronze finish, which is slightly lighter in color than black, due to differences in light intensity, color, and device resolution, there may be slight color differences Multiple Occasions: this deadbolt's reinforcers are not only suitable for wooden or metal doors with latch, but also suitable for knobs, latches or combination locks with keys, to provide security to your house easily Easy to Install: It is easy to install this bronze door reinforcer; You can measure the door hole distance before you buy it; When installing, remove the lock core and handle, matches the door seal to the door lock hole, secure with screws, and install the lock core Features: Safe door frame reinforcement: With this door reinforcement, not only reinforce weak spots on entry doors and repair damaged areas, but also improve safety for your home. Practical Gifts: You can choose this door jamb repair kit as gift to give your friend, relative, colleague, boss and more, and they will feel your care and warm. Specifications: Material: stainless steel Size: as picture shown Color: bronze Package includes: 2 x Door reinforcements Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.