Fire Door Hinge Double Action Spring Self-Closing Heavy Duty UK Quality Hinge
Type: Double Action Hinge Sizes: Hinge Size : 4" 100mm. Double Swing Action Spring Door Hinges. Max Door Weight: 22KG Hinge Size : 5" 125mm. Max Door Weight: 27KG Hinge Size : 6" 150mm. Door Thickness: 25-30mm.