These pre-formed steel gauzes are specially designed to fit most of our glass pipes and bongs. The reinforced brass ring around them ensures that they can drop smoothly into the top of the bowl without catching on the side, and can easily be removed for cleaning. Unlike other gauzes, these can be reused many times. Available in diameters of 15mm, 17mm, 20mm and 22mm 5 gauzes in a pack

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