Earthing pipe clamp, to ensure potential equalization in accordance with DIN0100..., for use in dry indoor rooms, can be used for galvanized pipes. Dimensions (approx. dimensions) H x W x D: 61.5 x 68 x 35 mm for pipe Ø: 21 mm for conductor cross-section: = 50 mm² Material of upper part: malleable cast iron, hot-dip galvanized. Material of lower part: steel, hot-dip galvanized. Screw material: steel, galvanized.