The Hs-522Z Modern Design Automatic Glass Door Floor Spring Is A High-Quality Device Designed For Smooth And Secure Operation Of Glass Doors. Its Sleek Design And Advanced Features Make It Perfect For Modern Buildings And Commercial Spaces.Provides Convenient And Hands-Free Door OperationSleek And Stylish Appearance Suitable For Contemporary ArchitectureBuilt To Withstand Heavy Use And Provide Long-Lasting Performance