
Pivot Door Invisible Hidden Hinges Shaft Heavy Duty Self Closing Swing Door Pivot Concealed Hinge Stainless Steel Door Closer. Heavy Duty Capacity: Supports up to 80kg door weight per pair of hinges. Adjustable Door Thickness: Accommodates door thicknesses above 32mm with spring adjustment. Premium Material: Constructed from durable stainless steel with nickel plating. Self-Closing Function: Features integrated spring hinge for automatic self-closing action. 2-Year Warranty: Comes with a comprehensive 2-year warranty coverage. OEM/ODM Services: Full customization and minor customization options available. Anti-Droop Design: High-precision manufacturing prevents door drooping after use. Online Support: Dedicated online after-sales service for technical assistance.