Keep your home security on lock with the Flip Guard security system. It installs on your single-sided deadbolt to help block non-forced entry by preventing movement of the interior thumb-turning knob. By doing this, it helps secure your door from certain methods of entry--including bump keys, picked locks, and more.
- Attaches to your single-sided deadbolt lock; prevents movement of the thumb-turn knob on the inside door
- Measures approximately 3-1/2"L x 3-3/4"W x 1"D