Item Name: Windows Sash Lock Window Limiter Latch Position Stopper Casement Wind Brace. Screw Fixing Type, Consist Of Hook And Eye Closure Lock, Come With Matched Mounting Screws, Easy To Use.Ideal For Fixed The Position Of The Windows, Wind-Proof, To Control Window Open And Safety Silent Holders.Anti-Rust, Anti-Corrosion, Nondeformable, Polishing Processed Surface, Top Grade Appearance, Durable To Use.Thicker Material, Not Afraid Of Strong Wind, High Hardness, Not Easy To Break, Integrated Body, Solid And Simple Structure.Made of high quality mild steel and ABS, high temperature baking varnish, durable.Suitable for home, hotel, school, kindergarten, etc.Specification:Name: Window Limiter LatchColor: WhiteMaterial: Plastic + Mild steelSize: As the picture showThe Package Includes:1Pcs Door Windows Sash LockInstallation Steps1. Remove The Inner Handle2. On The Upper Hole Position3. Handle Installation Through Screw4. Fixing Mark Of Strut Base5. Unscrew The Hole6. Fix It With Screws *Please make