5 "Non-Mortise Door Hinges, Automatic Closing Door Hinge, Spring Hinge, Hydraulic Buffer, 175° one-Way Internal Opening, Space Aluminum Alloy, Adjustable Closing Speed and Force (2, Silver)

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Four intelligent functions: integrated anti-collision design (maximum door opening Angle 175°), doorstop function (165°-80° can stay), automatic closing function (80° automatic closing, adjustable speed), silent closing and locking, comprehensively improve safety and ease of use. Sturdy and Durable: Made of 3mm thick aluminum alloy, it can bear a load of 130 pounds, is corrosion-resistant and wear-resistant, ensuring the long-term and stable use of the hinge, suitable for heavy doors. Precise adjustment: Use a hexagonal wrench to adjust the closing speed and force, providing silent closing or locking functions to meet different needs. Widely applicable, easy installation support: exposed or invisible installation, suitable for doors, gates, invisible doors, etc. The streamlined design is beautiful and simple, and the installation is easy and convenient. Product Tips: The hinge will be stuck when it is manually swung to 90°. This is a buffer from 90° positioning to 80° closing. This is a normal situation. It will become smaller after being installed on the door. Please feel free to use it.