🔐 Lock in peace of mind with style! Allows ventilation while keeping your space secure. Crafted from durable diecast zinc for long-lasting protection. Classic bronze finish that complements any decor. Transform your home with this high-security door guard. Perfect for various swing-in doors. High Security Ventilation Durable Material The Prime-Line U 11317 Hinged Bar Lock is a high-security door guard designed for swing-in doors. With a corrosion-resistant classic bronze plated finish and durable zinc diecast construction, it not only enhances security but also allows for ventilation. Measuring 3-7/8 inches in length, this door guard is perfect for those seeking both functionality and aesthetic appeal.