The Delta Gas Stove Part O Ring Are Madeup Of Stainless Steel, It Also Known As Burner O Ring, It Has 4 Sizes In The Market Such As 70 Mm For Small Burner, 80 Mm For Big Burner, 86 Mm For Medium Burner And 92 Mm For Jumbo Burner. In This Product We Are Include Stainless Steel O Ring Pack Of 4 Pcs. Which Are Suitable For 70 Mm For 2 Small Burner And 80 Mm For 2 Big Burner. These Gas Stove Stainless Steel Burner O Ring Makes Your Stove Looks Good. It Is Suitable For All Type Of Branded Gas Stove. Our All Product Are 100 % Checked And Tested As Per Standard By Skilled Personal. So That Our Product Are Competible With All Branded Gas Stove