2" HDPE DR17 Mortar Tube
2" HDPE DR17 Mortar Tube DR17 - 15" length - 2.07" ID - 3.4mm wall thickness. All mortar tubes are plugged. All mortar tubes are HDPE (High Density Poly Ethylene) - the standard for safety in the fireworks industry. These can not be used with the 1.75" consumer shells.