<p> <strong> cleaning sponges - 100 pieces, for NW 7mm </strong> </p> <p> &nbsp; </p> <p> - sponge rubber balls for pipe cleaning beertenders </p> <p> - 100 pieces </p> <p> - for the following cable diameters: &nbsp; 7mm &nbsp; </p> <p> - <strong> mechanical cleaning (without chemicals) </strong> </p> <p> - diameter of the balls 9.5mm </p> <p> -With cleaning sponges achieve excellent cleaning results without the use of chemicals. </p> <p> They are driven by water pressure through the beer line and loosen mucus so reliable beer! </p>