High-quality carbon steel door stopper security bar with industrial-grade forging process for durable strength. Upgraded U-design with reinforced sturdy base; installs on most exterior doors to help prevent or delay unauthorized entry. Specifically designed to fit 2x4 lumber. Industrial-grade coating provides long-lasting, rust-resistant performance suitable for indoor and outdoor use. Ideal for garages, barns, sheds, gates, stables, and more. Quick and easy installation—secure your home in minutes. Simple drilling required. Each drop-open bar holder bracket includes tooling holes for convenient setup. Wide application: compatible with various in-swing and outswing doors. Perfect for garages, basements, barns, sheds, warehouses, and backyard access points. Size: 14 cm Material: Metal Color: Black Package Contents: 2 x Door Barricade Brackets Note: Light reflection and display differences may cause slight color variation between the image and actual item. Measurement allowance: +/- 1–3 cm.