[Rustproof for Outdoor Use ] Our saloon doors hinge is made with high-quality 304 stainless steel material that ensure durability and long-lasting use. [Adjust Door Opening Angle]swinging doors hinge stainless steel bearing for automatic closing and two-way swing, with a notch to adjust the door opening angle, providing a hold-open function so that one or both cafe door panels remain open when needed [Multiple Models]BIG, MID, MIN thickened stainless steel material.(BIG is suitable for single door 22 pounds, double door 44 pounds, suitable for door thickness 30mm;MID is suitable for single door 16.5 pounds, double door 33 pounds, suitable for door thickness 22mm;MIN suitable for single door 11 lbs, double door 22 lbs, suitable for door thickness 16mm.) [Applicable door types] our cafe door hinges applicable to Arch Top Saloon Doors,Cafe Doors, ,Louvre Doors,Wild Western Louvered Saloon,Custom Plantation Louvre Doors,Solid Oak Western Doors,British Brace Swinging Barn Doors,Classic Flat Panel,Craftsmen Beadboard [Easy to Install]There is a spring inside the top hinge, which can be easily connected to the positioning hole to complete the installation. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! color:Photo Color Material:304 stainless steel Specifications: large size (more than 30 boards) Package Contents: 2 x Door Hinges Only 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.