Amazon is offering the Defender Security Door Reinforcement Lock (10827) for $12.65 Prime shipped. If you are not a Prime member, orders that exceed $25 will qualify for free shipping. That’s 25% off the typical rate there and beats the lowest price we have tracked by about 50 cents. If you have an entry door without a deadbolt, this reinforcement lock provides an easy way significantly bolster security without breaking the bank. Once installed, simply swivel it in front of your door to hamper any break-in attempts and give yourself peace of mind. Rated 4.6/5 stars.

Installation for the lock above will require a few screws. If you use bits as much as I use mine, there’s a good chance they’re wearing down and could stand to be replaced. This Bosch 15-pc. Phillips Screwdriver Bit Set is $7 and will allow you to swap out old bits for new whenever the need arises.

Defender Security Door Reinforcement Lock (10827) features:

  • KEEP YOUR HOME SAFE – Designed to withstand 800 lbs. of force, this U 10827 satin nickel finish door reinforcement lock helps to prevent doors from being kicked in, increasing your home security and keeping you and your family safe!
  • EASY INSTALLATION – The included 3” hardened screws make installation a breeze – extra security and peace of mind can be achieved in just minutes. Length is 2 to 0.19 inch. Width is 1 to 0.38 inch.
  • ADDITIONAL HOME SECURITY – Use this high security door reinforcement lock for additional home security on any swing-in door of any door thickness. It helps to ensure any door cannot be opened from the outside.
  • CHILD-SAFE AND TAMPER-RESISTANT – This Defender Security door blocker by Prime-Line has a spring-loaded design that is both child-safe and tamper-resistant. It can be installed higher on the door where your children can’t reach! Plus, not only can doors not be kicked in by intruders, it protects against lock picking and bumping while in the locked position.


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