Interior Pack (Dummy) Function: Includes a blank rose for the interior side of the deadbolt and an interior knob or lever. No thumbturn will be included and the knob is stiff and non-operational. Interior packs are required where a handleset does not specifically come with the interior knob or lever mechanisms. Product Features: Additional Functions: Kwikset is a company that does not believe in settling for second best. They strive to provide their customers with only the best in quality and safety. For innovations that are designed to meet the need of the customer and technology that focuses on convenience and security, Kwikset is the last word in modern door hardware.