Quality 2PCS Sliding Door & Window Locks Aluminum Alloy Plastic Steel Window Limit Door Lock Children Safety Protection Lock

• Safety:To prevent children from accentual falls avoid accidental opening of children accidentally window
• Security: To prevent burglary, it can lock the window when the window ajar.
• Ventilation: Keep ventilated, fresh indoor air.
• Appearance: Professional surface treatment, fastness, concise and beautiful; Use high-quality materials, easy to open, suitable for most of plastic steel Alumilum Alloy window.
• Function:Secondary lock provides increased security when ventilating or securing your sliding door or window.

sliding window locks stop aluminum alloy door frame security lock Features: Adjustable sliding door frame security lock with key. Easy to install: There is no need to install extra tools,it equips a hex key in each window locks,holding on the track by key control. Durable material: It is strong,solid and sturdy,exquisite workmanship,aluminum alloy frame and stainless steel screws that can be took full advantage of many times. Wide usage: It can be easily applied to most environments.By keeping the windows partially open and closed, the burglar-proof and thieves can prevent children from falling and protect the safety of their families while improving air circulation. Desciption: Name:Sliding Door and Window Lock Material:Stainless Steel + Rubber Size:As Picture Shows Note： Adjustable Range:10mm~50mm Applicable to the Plastic Steel windows that the outer window to the screen window rail the distance between 17~35mm It's widely used for plastic steel Alumilum Alloy push / pull window. Package include: 2 x Sliding window Locks 2 x hexagon key