1.91" x 12" Black HDPE DR11 Firework Mortar Tube

1.91" x 12" Black HDPE DR11 Firework Mortar Tube Build your next display rack with confidence. These premium black HDPE (High-Density Polyethylene) mortar tubes are engineered specifically for consumer fireworks, offering the ultimate balance of durability, performance, and safety. Product Specifications Material: 100% High-Density Polyethylene (HDPE) and Yellow Pine Plug Inside Diameter (ID): 1.91" (Standard for 1.75" consumer artillery shells with typical wrap thickness) Outside Diameter (OD): 2.40" (1/4" tube wall) Length: 12" Color: Black Construction: Solid bottom yellow pine plug securely fastened and heavy-duty stapled for a reliable, gas-tight seal that ensures maximum lift. Safety Reminder: Always secure mortar tubes firmly in a properly constructed wooden or metal rack before firing. Never launch shells from an unsecured or free-standing tube.