Description: * 3 stainless steel fireproof steel roller hinges, * Suitable for 30 and 60 minutes fireproof doors * CE approved and BS EN 1935 hinges, which have a class 13 rating for smoke and fire doors * Ideal for commercial purposes such as fire doors and heavy standard doors * Suitable for door thicknesses up to 120 kg (depending on From the door closer selection and its weight) * Tested up to 200,000 cycles * Made of high quality stainless steel with various metal colors 10g x 1.1/4" thread, hardened double threaded wood screws * We recommend to open all 3 joints per door Dimensions: Height: 102mm Blade Thickness: 3mm Blade Width: 3mm Blade Width: 76mm Specifications: Hinges need to open in terms of total mass, that is door+weight have door closers. You need to make sure that the specification of the hinges fits the Other Door hardware equipped to the door works smoothly hinge 8 digit code Classification: 7 6 1 1 1 4 0 13