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🔐 Lock in peace of mind with style and strength!
The Prime-Line U 9846 Patio Sliding Door Loop Lock is a durable, nickel-plated secondary security device featuring a 1-1/8 inch hardened steel locking bar and diecast mounting base. Designed for quick installation with included fasteners, it enhances sliding door safety while offering child-proof protection and a sleek modern finish.




























| ASIN | B00BEZW8KU |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #52,939 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #160 in Sliding Door Hardware |
| Color | Nickel |
| Customer Reviews | 4.6 4.6 out of 5 stars (3,275) |
| Date First Available | November 23, 2006 |
| Finish | Nickel |
| Included Components | lock, keeper and fasteners |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 4.6 ounces |
| Item model number | U 9846 |
| Manufacturer | Prime-Line Products (Home Improvement) |
| Material | Steel/Diecast |
| Number Of Pieces | 1 |
| Part Number | U 9846 |
| Pattern | 1-1/8" |
| Product Dimensions | 1.25 x 1.25 x 20 inches |
| Size | 1-1/8 in. |
| Special Features | Weather Resistant |
| Style | Modern |
| Usage | specific_uses_for_product |
| Warranty Description | Goods are warranted against manufacturing defects for 1 year. |
S**T
Good price, great quality, perfect for securing those important doors.
Perfect for those cats or kids who like to open doors when they shouldn’t. Gotta keep them all safe. Works great easy to install. Good price solid construction.
S**8
Simple to mount. Works very well.
Don't take the "Frequently Returned Item" box as a sign this is low quality. It is not. I got tired of having to bend down behind the couch every night to put the 2 x 2 in place so the door wouldn't slide. This turned out to be the perfect solution. Five stars all day long. I suspect the "Frequently Returned" is due to things like not having the space to mount or the correct tools. Below is what you need to measure and need to mount properly. Tools you are going to need to mount properly. Drill. Even a cheap $12 corded drill, doesnt matter. 3/32 metal drill bit for starter holes. (Titanium works best and is cheap) Fine point Shrpie or pencil. Phillips Screwdriver These are 3/4" wide, so at a minimum, with door fullly closed you will need a surface of 3/4" for both the latch and reciever side. The minimum distance with the door closed from the outside of the latch to outside of reciever side is 2" in order for it to lock. So if your door frame or outside trim is less than 3/4" with a distance from outside to ourside of the mounts of 2", this likely won't work. Also keep in mind that part of your glass is inside the door frame,so you don't want to be drilling holes through and cracking the glass. Mounting (For me) that took less than five minutes. Decide where you want to put it. Put the lock together and hold it in the position you want to hold it and mark the screw holes with the sharpie or pencil. Drill the starter holes. Screw in with Phillips Screwdriver. Simple to mount. Works well.
M**S
Good addition- Added security 😊
Door secured ✅️ Easy to install ✅️ Lock mechanism sufficient ✅️ Good durability ✅️ Good material ✅️ Good fit in door space ✅️ Versatility ✅️
B**E
Great added security!
Most sliding doors can be broken in relatively easy however with this added lock it will now be a challenge for someone to break in. These locks are made of heavy duty material that will last for many years. There are directions and they are written well. Total installation time was 15 mins, just make sure that you get a new drill bit to drill the screw holes and be very careful when drilling on the glass side if the door. Make sure that you’re far away from the glass to avoid breakages. We are very pleased with these locks!
J**.
Nice and sturdy. Just be careful when installing and maybe put it lower if you're short.
Nice solid metal, installation was as easy as putting in 8 screws can be. Having the shorter option was appreciated, their other one was really long and would not have fit in the tight spot I needed it. Functionally I would have liked for the top opening where the latch gets inserted to be more beveled to guide the latch in because if you don't line the latch up exactly centered with the hole then it doesn't go in and you have to fiddle with it which is kind of inconvenient every night, especially if you're short and can't see the top hole. It's nice and shiny and I would have preferred a white or black option but silver is fine too.
L**E
Great
Bought for sliding patio doors has extra lock security works perfectly in installation very easy under five minutes. One person needed to install. It’s always nice to have an Additional lock and sliding glass doors for the price it can’t be beat. You can find it in your local hardware store, but by the time you spend money on gas to go to the store, you can have it delivered for the same amount amount or less highly recommend this item.
T**Y
Excellent
I have several of these in use. Strong lock. I put 2 per door. The reason I do that is because when mounted, the locking bar can flop around and get caught in the door closure. I use the second one (the side without the locking bar) and mount it next to the locking bar as a storage. When not in use I simply put the locking bar into the second attached bar hold and it stays there and doesn't flop around when opening and shutting the door.
M**T
high quality
Bought this to replace the flimsy and always breaking screen door "locks" that are out there. This is super strong and relatively easy to install. I has to prop the jamp side hardware a bit to get the proper clearance for the bolt to fit and work. But other than that, pretty easy to install. Works really well. As far as I can see this lock is 100% better than anything else that is currently available.
R**.
Fantastic and Simple patio door lock
Works perfectly and easy to install. Very solid and simple option and have now installed 2 others for friends.
J**.
Qualidade do produto
Produto com ótima qualidade
Y**O
Little Marvels
Brilliant piece of engineering, some one really thought it out. We live in the UK and discovered these in the US, they work really well on ordinary doors that open outwards. Being stainless steel they look good and are extremely strong. We used them on connecting house to garage door and house to conservatory doors. They are easy to fit and reasonably priced. Well done Prime-Line. Oh and they arrived speedily from the US to UK.
F**N
Excelente, seguro y duradero
Está súper bien para puertas corredizas de cristal que no hay forma de ponerles una cerradura más segura porque no hay espacio, esta es una excelente opción! Se pueden poner cuantas se deseen y es muy fácil instalarlas, ya incluyen los tornillos y los taquetes.
V**I
Medir corretamente o local onde será instalado.
A trava parece ótima, mas infelizmente não serviu para o que eu precisava. Falha minha que não medi a distância entre as portas de correr.
Trustpilot
2 weeks ago
2 weeks ago