Brand | PRIME-LINE |
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Special Feature | Weather Resistant |
Lock Type | Rim Lock |
Item Dimensions LxWxH | 2.5 x 1.38 x 3 inches |
Material | Aluminum |
Style | Lock |
Color | Satin Nickel |
Finish Type | Satin Nickel |
Included Components | 1 door lock |
Item Weight | 5.92 ounces |
Manufacturer | Prime-Line Products |
Part Number | U 10827 |
Item Weight | 5.9 ounces |
Product Dimensions | 2.5 x 1.38 x 3 inches |
Item model number | U 10827 |
Is Discontinued By Manufacturer | No |
Size | 3 in. |
Finish | Satin Nickel |
Item Package Quantity | 1 |
Number Of Pieces | 1 |
Mounting Type | Door Mount |
Special Features | Weather Resistant |
Batteries Included? | No |
Batteries Required? | No |
Warranty Description | 1 year limited |
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Ships from: Amazon Sold by: BeatrixKiddo
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FREE Returns
Return this item for free
Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition: no shipping charges
Learn more about free returns. How to return the item? - Go to your orders and start the return
- Select the return method
- Ship it!
Ships from: Amazon Sold by: Amazon Warehouse
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85% positive over last 12 months
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Defender Security U 10827 Door Reinforcement Lock – Add Extra, High Security to your Home and Prevent Unauthorized Entry – 3 In. Stop, Aluminum Construction, Satin Nickel (Single Pack)
Return this item for free
Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition: no shipping charges
Learn more about free returns.- Go to your orders and start the return
- Select the return method
- Ship it!
Return this item for free
Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition: no shipping charges
Learn more about free returns.- Go to your orders and start the return
- Select the return method
- Ship it!
Return this item for free
Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition: no shipping charges
Learn more about free returns.- Go to your orders and start the return
- Select the return method
- Ship it!
Purchase options and add-ons
Brand | PRIME-LINE |
Special Feature | Weather Resistant |
Lock Type | Rim Lock |
Item Dimensions LxWxH | 2.5 x 1.38 x 3 inches |
Material | Aluminum |
About this item
- 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 inch hardened screws make installation a breeze – extra security and peace of mind can be achieved in just minutes. Watch the video on this page for installation tips and operating instructions.
- ADDITIONAL HOME SECURITY – Use this high security door reinforcement lock for additional home security on any swing-in door of any thickness. It helps to ensure any door cannot be opened from the outside.
- CHILD-SAFE AND TAMPER-RESISTANT – The spring-loaded design can be installed at a higher level, to ensure it is child-safe. Plus, while locked, this tamper-resistant door latch protects against the door being kicked in, lock picking and bumping.
- PRE-DRILLING – The included 3 inch security screws require holes to be pre-drilled with 1/8 inch drill bit. Do not use a drill driver with max torque setting to install the 3 inch screws as you can strip or break the heads. Some doors may require mortising. Additional mortising may be required to fit your door.
- NOTE - You may wish to purchase the MP108278 high security finger pull, designed to make opening this lock easier
Customer ratings by feature
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From the brand
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Headquartered in Redlands, California, Prime-Line has been recognized as North American's largest supplier of window and door replacement hardware for more than 40 years. We also offer hard-to-find fasteners, tools and other innovative products, designed to make your house a home.
Prime-Line is your one-stop-shop, offering thousands of replacement hardware parts... including the one you need.
From the manufacturer
Dimensional Line Drawing
Why Prime-Line?
Founded in 1978, Prime-Line’s mission is to empower national distributors, commercial companies, and individual homeowners with high-quality repair solutions.
- Repair & Replacement Parts
- Safety & Security Products
- For Your Home
- For Your Business
U-10827 - Door Reinforcement Lock
3 In. Stop, Aluminum Construction, Satin Nickel
These high security door locks are constructed of extruded aluminum and meet the Texas building code requirements. Featuring a spring-loaded, child-safe and tamper-resistant design that protects against unauthorized entry by preventing lock bumping and lock picking (while in the locked position). Choose from one of six finishes and increase your home's security and give your family extra peace of mind.
- Tamper resistant and child-safe design
- Installs in just minutes using 3" hardened screws
- Cannot be opened from the outside
- Requires Drill, 1/8 in. drill bit and Phillips screwdriver
- Chisel may be required if door fits tightly against the jamb (mortised installation)
FEATURES & BENEFITS
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This high security door lock is constructed of extruded aluminum and comes in a satin nickel anodized finish. |
Features a spring-loaded, child-safe and tamper-resistant design that protects against unauthorized entry by preventing lock bumping and lock picking. |
Designed to withstand up to 800 lbs. of force, making it virtually impossible to breach from the exterior. |
Product information
Technical Details
Additional Information
ASIN | B00D2K367Y |
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Customer Reviews |
4.7 out of 5 stars |
Best Sellers Rank | #4,026 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #9 in Door Lock Replacement Parts |
Date First Available | May 24, 2013 |
Warranty & Support
Feedback
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Product Description
Product Description
Add an extra layer of security to your home with this Defender Security Door Reinforcement Lock. Designed to withstand 800 lbs. of force, you can rest easy knowing your family is safe and protected! This reinforcement lock has a spring-loaded design, aluminum construction and a satin nickel anodized finish. This reinforcement lock can be quickly and easily installed on any swing-in door of any thickness, and can help ensure the door cannot be opened from the outside by being kicked inch Additionally, it’s tamper-resistant, so it can protect against lock picking and bumping. Plus, it’s child-safe, because you can install it higher on a door, where your young ones can’t reach. Length is 2 to 0.19 inch. Width is 1 to 0.38 inch. Installation takes minutes, and the U 10827 door reinforcement lock comes with 3 inch hardened screws. Extra home security and peace of mind are well within reach, and doesn’t have to come with the high price tag of an alarm system! Be sure to view the manufacturer’s How-To Installation Video also linked to this page, in the upper left-hand corner.
From the Manufacturer
This entry door stop is constructed from aluminum and comes finished in satin nickel. It protects against unauthorized entry by preventing lock bumping and lock picking while in locked position. Fits any size door and has a child-safe design.
Compare with similar items
This Item PRIME-LINE Defender Security U 10827 Door Reinforcement Lock – Add Extra, High Security to your Home and Prevent Unauthorized Entry – 3 In. Stop, Aluminum Construction, Satin Nickel (Single Pack) | Recommendations | dummy | dummy | dummy | |
Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | |
Price | -30% $16.49$16.49 List: $23.69 | -29% $31.19$31.19 List: $43.69 | $33.99$33.99 | $19.99$19.99 | -15% $33.99$33.99 List: $40.00 |
Delivery | Get it as soon as Wednesday, Apr 3 | Get it as soon as Tuesday, Apr 2 | Get it as soon as Tuesday, Apr 2 | Get it as soon as Tuesday, Apr 2 | Get it as soon as Tuesday, Apr 2 |
Customer Ratings | |||||
Easy to lock | 4.6 | 4.7 | 4.7 | 4.6 | 4.7 |
Easy to install | 4.5 | 4.8 | 4.6 | 4.6 | 4.7 |
Lock Feature | 4.7 | 4.8 | 4.5 | — | 4.7 |
Easy to use | — | — | 5.0 | 4.7 | 4.7 |
Sturdiness | — | — | 5.0 | 4.6 | 4.7 |
Sold By | BeatrixKiddo | Amazon.com | Steinwhale | AceMining | Lumiadot |
lock type | Rim Lock | Rim Lock | Frame-lock | Key Lock | Frame-lock |
number of items | 1 | 2 | 3 | — | 3 |
material | Aluminum | Aluminum | Aluminum | Metal | Aluminum |
finish type | Satin Nickel | satin,nickel | Smooth sand-blasting oxidation surface | — | Smooth sand-blasting oxidation surface |
Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers like the ease of installation using the lock. They mention that the provided instructions are straight forward. They appreciate the great security provided by the lock, saying that it provides better protection than many door locks. Customers also praise the quality of the product, saying it's a top-notch choice. They say that the lock is sturdy and well-made, providing a great layer of stability to the door. Customers are also satisfied with appearance, and value. However, some customers have reported issues with the screws that come with the lock; they say that they're super weak and snap in half as they'd be screwing them in.
AI-generated from the text of customer reviews
Customers find the lock easy to install and use. They say the provided instructions are straightforward. Some mention that the lock is simple and effective.
"...This reinforced door lock is not only a simple device it's easy to install...." Read more
"...With its aluminum construction, 3-inch stop, easy installation, and stylish satin nickel finish, this door reinforcement lock has become a critical..." Read more
"...Easy to use, solid steel, and provides that extra protection. We "tested" it and tried to get into our house and it passed with flying colors!..." Read more
"Well worth the money, easy installation.Door is secure when lock is engaged" Read more
Customers like the lock's security. They say it provides better protection than many door locks, it's easy to install, and it makes them feel well protected. Customers also say the lock is sturdy and provides extra safety with ease.
"...10827 Door Reinforcement Lock is more than just a lock; it's a high-security solution for protecting my home and preventing unauthorized entry...." Read more
"...Easy to use, solid steel, and provides that extra protection. We "tested" it and tried to get into our house and it passed with flying colors!..." Read more
"Well worth the money, easy installation.Door is secure when lock is engaged" Read more
"...Living alone adds added protection for me. Great product." Read more
Customers are satisfied with the quality of the door reinforcement lock. They mention that it is a top-notch choice, works great, and is well worth the money. Some say that the lock is easy to install and makes them feel more secure at night.
"...Overall this is an easy to install lock and well worth the money. I feel safe at night knowing nobody can break down my door even if they tried...." Read more
"...the Defender Security U 10827 Door Reinforcement Lock is a top-notch choice...." Read more
"...The door did not budge at all. The comfort of the extra security at night, for a low price of this lock, is a no-brainer." Read more
"Well worth the money, easy installation.Door is secure when lock is engaged" Read more
Customers like the durability of the lock. They mention that it's well made, sturdy, and provides a great layer of stability to the door. The parts are fairly high quality, and the screws are strong steel. It's easy to install, and it withstands break-ins and pressure from the other side of the door, making it a good choice for homes.
"...This makes it harder for people to break down your door and reinforces your door frame. Overall great solid buy and a must have to secure your home." Read more
"...It offers robust durability and strength, ensuring that my door is fortified against forced entry attempts...." Read more
"...Easy to use, solid steel, and provides that extra protection. We "tested" it and tried to get into our house and it passed with flying colors!..." Read more
"...and the door is not budging. The lock opens and closes fine and feels very solid when it's closed and there's no smudges of any kind with the black..." Read more
Customers like the appearance of the lock. They say it looks good, has an excellent design, and is not bulky or tacky looking. The lock is easy to install and has a stylish satin nickel finish. Customers also mention that the design of these locks is simple but super effective, and it blends in with wall decor.
"...aluminum construction, 3-inch stop, easy installation, and stylish satin nickel finish, this door reinforcement lock has become a critical component..." Read more
"...It's extremely well made and even looks kind of elegant. It is quite easy to use, but honestly it could be easier...." Read more
"...We really like how secure it is, easy to open and close and is doesn't stand out as a security feature...." Read more
"Excellent design and secure." Read more
Customers like the value of the lock. They say it's reasonably priced, affordable, and works as well as it should. Customers also say it is a worthy product and an inexpensive way to slow down a would be home invasion. They also mention that it is great for renters.
"...The comfort of the extra security at night, for a low price of this lock, is a no-brainer." Read more
"...think these tips are a good compromise, especially since they require so little money...." Read more
"Easy installation. Great product for a great price!" Read more
"Reinforcing your entry door is one of the simplest, cheapest, and most effective upgrades you can make to home security...." Read more
Customers are mixed about the ease of opening and closing the lock. Some mention it works great and is easy to open/close, while others say it's more difficult to open due to the lack of finger. Some say the lock is nice and solid, but it'll be difficult to kick open the door.
"...lock, unlock, and install the only downside is that the door is a little difficult to open." Read more
"...This lock is well constructed and easy to open and close. I will say this...." Read more
"...door only locks into the 1” thick door jamb, making it fairly easy to kick open the door even when the deadbolt is engaged...." Read more
"...and the door is not budging. The lock opens and closes fine and feels very solid when it's closed and there's no smudges of any kind with the black..." Read more
Customers are dissatisfied with the screws that come with the lock. They mention that they're weak, snap in half, and cheap. Some say that the screws provided might not provide enough purchase to hold the lock in place, and that the 4" long screws included are very thin.
"...The screws that come with this are cheap and will break off if anyone dares to kick your door down...." Read more
"...it could have been a lot worse of a problem, because THE BROKEN SCREW WILL NOT COME OFF as you can see in the picture...." Read more
"...Works like a charm.Previous posting complaints is that the screws break. I drilled the pilot holes, then did an old carpenters trick...." Read more
"As you fasten it to the door frame there are no screws that are easily seen. We saw a tip to put some wire on it to make it easier to lift up." Read more
Reviews with images
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Top reviews
Top reviews from the United States
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SIDE NOTE: For extra added protection you should combine this with a metal door strike plate (as seen in photo). This makes it harder for people to break down your door and reinforces your door frame. Overall great solid buy and a must have to secure your home.
Reviewed in the United States on July 29, 2020
SIDE NOTE: For extra added protection you should combine this with a metal door strike plate (as seen in photo). This makes it harder for people to break down your door and reinforces your door frame. Overall great solid buy and a must have to secure your home.
The first thing that impresses me is the sturdy aluminum construction of this door reinforcement lock. It offers robust durability and strength, ensuring that my door is fortified against forced entry attempts.
The 3-inch stop is a standout feature of the Defender Security U 10827 Lock. It effectively prevents the door from opening beyond a certain point, making it challenging for potential intruders to breach.
One significant advantage of this door reinforcement lock is its easy installation. It fits most standard doors, and the installation process is straightforward, requiring only basic tools.
The satin nickel finish adds an elegant touch to the lock, complementing my door's aesthetics while providing reliable security.
In conclusion, the Defender Security U 10827 Door Reinforcement Lock is more than just a lock; it's a high-security solution for protecting my home and preventing unauthorized entry. With its aluminum construction, 3-inch stop, easy installation, and stylish satin nickel finish, this door reinforcement lock has become a critical component of my home security system. For homeowners seeking peace of mind and enhanced security, the Defender Security U 10827 Door Reinforcement Lock is a top-notch choice. Safeguard your home and loved ones with confidence, thanks to the Defender Security U 10827 Door Reinforcement Lock!
Top reviews from other countries
Quality product, easy to install.