Satin Stainless Steel Fire Door Hinge Smooth Operation – Ball Bearing Overall Size – 101.6mm x 76.2mm x 3mm (4" x 3") Leaf Thickness – 3.0mm Maximum Load - 120kg (Per Pair) 201 Grade Stainless Steel Fire Rate FD30/60 Grade 13 & BS EN 1935:2002 Warrington Fire Certification approved CE Stamped for Fire Officer approved Includes all screw fixings