Are these fiberglass tubes?
Yes, the tubes are made of fiberglass.
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What are they used for?
These are mortar tubes used for launching fireworks.
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What brands are compatible?
They are compatible with brands such as Hellcat Cans, Smoke N Mirrors, Supernovas, and American Chief, among others.
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What size shells fit?
The tubes are designed for 1.75" shells.
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