WHY DO YOU NEED BALL BEARING HINGES - Unlike plain bearing hinges, the ball bearing hinge has bearings that are permanently lubricated to make opening and closing doors smoother and the hinges can stand up to frequent use with a heavy door. provide multiple advantages such as long-lasting durability, whisper-quiet operation, and effortless, smooth door handling. Say goodbye to annoying creaks and enjoy the easy open door.COMMERCIAL GRADE STAINLESS STEEL - door hinges brushed nickel are made from heavy-duty stainless steel, guaranteeing years of reliable use without fade or rust. These heavy duty gate hinges are built tough to handle daily wears and tears, and offers good strength and durability. They're coated with electroplating for added protection. With an impressive service life for more than 10 years and 50,000and times cycle. Choose hinges that are built to last.MEETS YOUR SIZE AND PACKAGING NEEDED - The hinges come in a standard size of 3.5 x 3.5 inches and compatible with most doors. Each package includes 3 x hinges and 21 x screws for easy installation. Every door hinge is well wrapped to prevent any scratches. Whether you're upgrading your existing door or installing a new one, please measure your door frame width to it aligns with our door leaf, which measures 1.4INCH (35.5mm) in width and 0.1inch(2.5mm) in thickness.SUITABLE FOR WIDELY SCENARIOS - Crafted from high-quality commercial-grade stainless steel, these heavy duty hinges are versatile enough to suit scenarios, including interior and exterior, residential and commercial use.Offering exceptional stability and adaptability, these door hinges are suitable for both left and right opening doors. 2 hinges is capable of supporting up to 66lbs (30kg) of weight, and 3 hinges can bear 110lbs (50kg) of weight, ensuring robust support for your doors andgates.Colour:blackMaterial:Stainless steelPackage Contents:1 set x door hinges 3.5brushed nickel door hingesOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.