This is a Di Vapor polished chrome door pivot hinge which is typically used for glass doors and glass panels. The solid copper hinge weighs 550g (0.55 KG's), and is made to our stringent quality standards. This pivot hinge is popular amongst designers and architects.Technical Information - Dimensions: For detailed dimensions of the pivot hinge, please take a look at the technical diagram in the product images section of this page. - Material: Copper - Finish: Polished mirror chrome - Total width of fixing plate: 75mm - Distance between the fixing holes: 66mm at the furthest point and 28mm at the closest point. The diameter of these fixing holes is 8.7mm. - Total height: 103mm - Fixing Hole InformationThere is one fixing hole which connects to the shower glass door. The size of the hole in the shower glass door needs to be at least 8mm as the bolt which goes though it is about 7.5mm in diameter. - Maximum Door Weight Load: The maximum weight of the glass door that is used with this hinge should be no more than 45kg's. - Typically you will need two of these hinges, on for the top of the glass screen and one for the bottom.Tools needed: 5mm allen key and a 2.5mm allen key