GIONAR Heavy Duty Door Security Chain Lock - Stainless Steel Anti-Theft Safety Latch with Spring and Screws for Home, Apartment & Hotel Doors (Black)

• 【Premium Security Construction】Crafted from heavy-gauge stainless steel, this door security chain provides robust protection against forced entry while maintaining smooth operation. The reinforced stainless steel door chain mechanism withstands significant pressure, offering reliable safety for homes with children. Its spring-loaded design ensures automatic locking while permitting controlled door opening.
• 【Universal Door Compatibility】With compact dimensions ( large plate: 4.84"x0.87", chain length: 7.2"), this versatile door chain lock fits all standard door thicknesses from 1-2". The low-profile design preserves door aesthetics while providing essential security as a front door chain lock or interior safety measure.
• 【Child-Safe Operation】The elevated mounting position and spring-release mechanism make this door safety chain inaccessible to young children while allowing easy adult access. The external non-release feature ensures this chain lock for door cannot be tampered with from outside, providing true one-way security.
• 【Engineered Convenience】Featuring a quick-release spring button, this security door chain allows effortless operation with one hand. The precision-machined components deliver smooth engagement/disengagement without sticking - ideal for emergency situations requiring rapid door access control.
• 【Complete Installation Ready】Package includes pre-drilled mounting plates, all necessary hardware, and clear instructions for either vertical or horizontal installation. The door chains for front door set installs in minutes with basic tools, providing immediate security enhancement for apartments, hotels, and residential homes.

Feature: 1.Stainless steel door chain construction for maximum durability and security 2.Spring-loaded door chain lock mechanism for easy one-handed operation 3.Universal design fits all standard doors as a front door chain lock 4.Child-safe elevated mounting position for added protection 5.Modern low-profile design that complements any door style Specification: Material: Heavy-duty 304 stainless steel Large plate: 123 x 22mm (4.84" x 0.87") Small plate: 62 x 22mm (2.44" x 0.87") Chain length: 185mm (7.2") Color：Black Package Included: 1 x door security chain lock set 4 x screws Note: Install at adult eye-level for child safety Can be mounted vertically or horizontally