Large Mail Slot for Doors

Mortise Lock Vertical Slot Metal Sliding Patio Doors W & F Hardware door slot lock compensate, consider adding a double lock deadbolt This can help prevent potential intruders from reaching in and unlocking the door Install a door letter slot Open your smart door with your smartphone, smartwatch or automatically with Auto Unlock Compatible with Apple HomeKit, Alexa, Google Home

door with mail slot Handle Bore-Lock Bore Distance 99 mm - Lock Space Length 0-200 mm - Growing Length 0-230 mm - Hinge Slot Length 0-120 mm