High-Quality 304 Stainless Steel Material: Made from corrosion-resistant, rust-proof, and anti-oxidative 304 stainless steel, it is suitable for humid and rainy environments. It maintains its shape and does not rust with long-term use, ensuring durability. Special Design for Left and Right Opening Windows: The set includes 5 left-opening + 5 right-opening limiters (size 85×50×2mm), precisely matching the opening direction of casement windows. It effectively controls the opening angle of the windows and prevents over-opening. Safety Protection to Prevent Falls: It can limit the maximum opening width of the windows, meeting the safety protection needs for families with children and avoiding the risk of accidental falls. It is particularly suitable for high-rise residences, schools, hotels, and other places. Complete Accessories and Easy Installation: Each set includes 10 limiters + 40 matching screws. No additional tools or parts are required. You can quickly complete the installation using a power drill, saving time and effort. Wide Compatibility with Various Window Types: Suitable for various casement window systems, including aluminum alloy, plastic steel, and thermally broken aluminum. It is an ideal accessory for window and door repair, home decoration upgrade, and safety transformation., Manufacturer: LuLobtg