Heavy-Duty Construction: With a robust design and sturdy build, these 3-inch hinges are perfect for heavy doors, gates, or cabinets that require reliable and long-lasting support. Stainless Steel Durability: Engineered from high-quality 304 stainless steel, these hinges are corrosion-resistant and built to withstand harsh weather conditions, making them suitable for both indoor and outdoor use. Seamless Door Operation: These self-closing door hinges ensure smooth and effortless door movement, providing a perfect balance between open and closed positions. The spring-loaded mechanism automatically pulls the door shut, eliminating the need for manual closing. Ease of Installation and Maintenance: The included mounting screwdriver simplifies the installation process, while the stainless steel material minimizes maintenance, ensuring years of hassle-free operation. Multiple Fit for Left and Right Doors: Designed to accommodate both left and right-handed doors, these spring hinges come with a comprehensive set of mounting hardware, including a screwdriver, ensuring hassle-free installation., Weight: 0.62170357884 pounds, Manufacturer: Porgeel_E23_5571625