Red Natural Rubber Bungs – 2 Holes

Product Information Red Natural Rubber Bungs – 2 Holes Our red natural rubber bungs or stoppers are ideal for plugging test equipment, such as test tubes and flasks, in laboratory settings. These bungs are pre-drilled with either two 5mm holes to allow tubes to pass through. The measurements of our rubber bungs are in the following format: Base diameter (mm) x Upper diameter (mm) x Height (mm) These bungs meet the BS 2775:1987 specification for rubber stoppers and tubing for general laboratory use. As well as these 2 hole pre-drilled natural rubber stoppers, we can also supply the following: Solid Rubber Bungs 1 Hole Rubber Bungs If this is not the product you are looking for, take a look at the rest of our range of rubber bungs.