High-Quality Material: Made of high-quality zinc alloy, it is corrosion-resistant and not easy to rust. Long service life. The brushed surface is smooth and can be used indoors and outdoors. The balls are tightly connected to the bearings and act as buffer doors. Smooth Opening and Closing: Built-in single ball bearing, the ball and the bearing are firmly connected, the distance between the bearing and the blade is small, the ball shaft design effectively ensures the flexible and smooth opening effect, reduces noise, and opens smoothly. the door smoothly. Sturdy and durable: The hinge is made of thick material, which has strong load-bearing capacity, high hardness, is not easy to break, is not easy to deform or wear, can be used for a long time, the surface is smooth, beautiful and generous, suitable for a variety of environments. Simple and Exquisite: The shape is simple and exquisite, the appearance is exquisite, suitable for a variety of decoration styles. Meet your aesthetic needs