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This Paper Tray Lock is specifically designed to prevent unauthorized access to your Copier or Printer Drawer. It is equipped with a Brand-specific Key-alike lock, and contains 2 keys. An Instruction Manual is included, so it is easy to install on your Copier or Printer in order to lock the paperdrawer or papertray. Download the Instruction Manual by following above link, to see what tools you need for installation.