Convenient installation Can be 360 degrees of rotation high, strong durability, is one of indispensable accessories in . materials Using stainless steel material, , ultra-2. high thickness, more stable and . Solid steel ball High quality solid steel ball reduces friction and noise. pivot hinge,rotating hinge. Fit for wooden door, cabinet door, and other alloy door to make a stylish style. Widely use in bedroom, living room, mansion, tall building rotary door and so on. Install: Up and Down Size:75mmx17.78mm/2.95x0.7in Material: Stainless Steel Color: Black Package Contents: 2Pair x Door Hinge(Screws not included) 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.