The interior Handleset Andover knob and interior single-cylinder deadbolt Thumbturn with Addison trim is perfect for use on the interior of your front door. The Andover knob is traditional but versatile, with delicate details and a subtle hint of elegance, while the Addison trim’s distinguished look incorporates subtle details without losing its classic simplicity. Plus, it’s been designed and tested with strength and durability in mind.