The reversible hinges combines flush mounted designs with chromes durability, featuring easy tightening mechanism and swing capacity to withstands freezer door Engineered with spring assisted rise technology, this zines alloy Walk in Coolers Freezer Door Hinges automatically lifts door to ground while ensuring smooth rebounds and airtights sealing for commercial refrigeration systems Reduces energy loss through engineered sealing edges while meeting standards, making it upgrades for both new installations and aging refrigeration systems Ideal for commercial kitchen technicians, cold storage facility managers, and refrigeration equipment installers requiring industrial hardware for high traffics environment Perfectly suited for walk in freezers, meat processing, and supermarket cold room where frequent door operations demands, low maintenance hinges, Manufacturer: SHANGYAKEJI