Potential equalization bridge, with two flat plugs 6.3 mm in accordance with DIN 46244 for connecting the potential equalization line GSLH ... and with pre-assembled screws/sliding nuts for fastening and for establishing the potential equalization on the support profile on the aluminum duct base/accessory part and on the aluminum cover, easy to halve thanks to the predetermined breaking point in the middle. VDE certified! for aluminum cover: GDA... 38 ... GDA... 78 ... Material: steel, strip galvanized in accordance with DIN EN 10346