Designed as extra security for exterior doors.
U lock it security bolts for doors.
Keys are so 20th century.
A connected lock offers both security and flexibility letting you control access to your home with your phone.
The best smart locks for 2020.
Door flush bolt 6 inch concealed security door lock for french doors composite doors wood doors double doors dummy doors 304 stainless steel 2 pcs 5 0 out of 5 stars 1 14 99 14.
For use in combination with a door knob lever lock.
The master lock 265d security door bar is the master lock 265d security door bar is made of rugged 20 gauge steel construction to resists forced entry through doors and sliding patio doors.
Models are available with single and double cylinder functions.
The bar adjusts from 27 1 2in 70cm 42in 1 1m for application flexibility.
Deadbolt locks provide maximum security for your front door.