Kwikset works hard to understand the world you live in, so that we can do everything we can to protect it. Our interior and exterior door products provide customers with the quality, technology, durability and style they want while providing the highest level of security.. Dummy Interior Lisbon Lever Trim with Square Rose New Chassis Matte Black Finish Dummy Interior Lisbon Lever Trim with Square Rose New Chassis Matte Black Finish.