The rolled edge on the clamp body prevents the rubber insert from slipping and avoids corrections during installation. Plastic washers prevent the screws from falling out during installation. Screws with a combination head for slotted or Phillips screwdrivers and an external hexagon. The longer flanges make it easier to access the screws when tightening. The combination nut with M8 and M10 internal thread ensures versatile application options. The screw lengths are adapted to the expanded clamping ranges, thus optimizing storage. Noise reduction category II according to DIN EN ISO 3822-1. Complies with DIN 4109 for noise insulation design. In accordance with DIN EN 13501-1, the fire behavior is classified as E.