The SS 3 knuckle door hinge from Sunshine Hardware is made of high-quality stainless steel for long-lasting strength and corrosion resistance. Designed with a three-knuckle structure, it offers stable support for interior and exterior doors, cabinets, and commercial entrances, ensuring smooth and reliable operation even for heavier doors. This stainless steel 3 knuckle hinge is easy to install, low maintenance, and suitable for residential, commercial, and light industrial use. Sunshine Hardware supports custom sizes, finishes, and bulk orders, making it an ideal choice for builders, distributors, and hardware projects requiring consistent quality and performance.