50mm stepped hinge, ZDC Black powder coated Brass pin MS 5x6mm fasteners
https://www.allbro.com.au/itemdetails/50mm-stepped-hinge--zdc-black-powder-coated-brass-pin-ms-5x6mm-fastene?category=hardware&code=083---007%2f15mm&type=2&access=2&id=5a489f18-9ba5-4772-98c6-f61d8cadd4df
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