Check the listing for details. Matte Black Door Strike Plate for Interior Doors, Adjustable Security Reinfor.... Condition: New. Listed at 13.60 USD. Easy to Install: No professional tools required for a quick DIY. Simply align the holes and tighten them with the provided screws. Works flawlessly with door knobs and lever handles. Security & Durability: These adjustable door stirke plates for exterior doors are constructed from durable stainless steel in satin nickel finish.