... range from 2", 2.5"-10" Superior quality Fireworks Fiberglass mortar tube5"~10" fiberglass mortar tube5"mortar shell ... supplier and exporter specializing in various kinds of fireworks, such as :Professional fireworks, display shells, cakes, roman candles, firing ... estalished in 2004.we provide both consumer fireworks and professional fireworks, our fireworks are exported to more than 20 countries ...