2 Pack Door Chain Lock Black, Security Door Chain for Inside Door, Premium Thickened Chain Door Lock with 12 Screws

Price: $5.99
(as of Sep 11, 2026 19:53:58 UTC – Details)


Brand Story: This chain lock latch is a commonly used classic style, and its classic design matches the decorative style of various doors. Door chain locks can be used on doors in various locations, many people have chain locks installed in their homes, and over the years, door locks have also been widely used in hotels and apartments.
Product features: safe and reliable: Every interface on our chain is carefully welded to ensure that the chain will not easily break even under strong forces.
In addition, our chains undergo a rigorous polishing process, resulting in a highly reflective and glossy finish. This attention to detail not only enhances the aesthetics, but also demonstrates the superior quality of our products.
Service guarantee: Home is better, life is better; Please feel free to let us know if there is any problem with the goods you receive.
What it does: This safety lock allows the door to open slightly for safe viewing and ventilation, and can be installed out of reach of children so they can’t open the door on their own, providing additional child-safe door security. It also prevents pets from opening doors or leaving gaps for pets to pass through.
Applicable: This door lock is also applicable to your hotel and apartment to prevent unauthorized persons from entering, protecting home security during travel, home, bedroom, hotel, apartment security.
Dimensions: This safety lock and chain can be used on all types of doors and can be placed above or next to the door frame. The lock is 3.4 inches long and the chain is 7.35 inches long. It has 8 welded steel chains with gong wire and requires fasteners to complete the installation.
Simple installation: Just measure, mark the position of the door after it needs to be drilled and a few minutes of free time, the installation is convenient and you can purchase with confidence.
Note: Please refer to the picture size before ordering and compare it with your requirements.
Customers find the door chain lock works well and looks exactly as pictured. However, the durability and build quality receive mixed reviews, with some finding it sturdy while others report it breaking easily and being cheaply made. Moreover, security effectiveness is also mixed, with some customers feeling it provides extra safety while others don’t recommend it for actual security.