This adjustable latch has a threaded hook to provide a simple means to control tension, and a secondary lock to prevent accidental opening. Working strength is 350 pounds. Measures 1 inch wide and 3 inches long, with .144 inch diameter mounting holes (use 1/8" rivets or #6 screws). A strike plate is included, however, we also offer REPLACEMENT STRIKE PLATE (Part No. 40-3046) to replace missing or damaged pieces.