Emtek S52005 Round One Sided Deadbolt.
Stainless Steel Round Single Sided Deadbolt
One Sided Deadbolt: A Single Sided Deadbolt has no keyed exterior. Unlockable only by the thumbturn on the interior of the door, this deadbolt is used for additional security when occupants are inside the house.
- Projection: 1-1/4"
- Width: 2-1/2"
- Height: 3-1/2"