Description_x000D__x000D_This item is well made of premium stainless steel for durable and practical use. It can be used in corridors, boilers, apartments, entrances and stairways. It automatically closes door. With positioned holes for stabler fixation, durable in use._x000D__x000D_Feature_x000D__x000D_- Color: AS shown_x000D_- Material: stainless steel_x000D_- Size: 12.5 x 7.8 x 0.3cm_x000D_- Self slosing spring hinge automatically closes door_x000D_- stainless steel, compact and durable_x000D_- Help to provide a smooth door closing action_x000D_- Smoothly opening and closing, mute_x000D_- for use in corridors, boilers, apartments, entrances and stairways._x000D_- Note: For door heights of 900-1950mm or weight of 40KG, 2 hinges are recommended_x000D_For door heights of 1950-2300mm or weight of 40-60KG, 3 hinges are recommended_x000D_For door heights of 2300- 2800mm or weight of 60-80KG, 4 hinges are recommendedPacking list1 x automatic door hinge