... material: Black steel and stainless steel. Fire rings1, Gas fire rings for fire burner,fire table,fire pit or other fire ... , Size: From 6" to 48"3, The rings include: Single rings, double rings, triple rings and 4 rings.4.The sharp include:Round,Square,Rectangular,H ... gas transfer tubes that go from the HUB to the rings are slanted upward toward the HUB so water does not ...