Music City Metals 72601 Zinc Plated Steel Venturi Replacement for Select Gas Grill Models by Arkla, Charmglow and Others Listing is for a single venturi tube. 7 inch zinc plated steel straight venturi May not fit original burner. Use with one of the following burner heads: 10101, 10201, 10502, 10602, 20101, 20201, 20502.