Grillkid BS184 Stainless Steel Pipe Burner Replacement for Select Gas Grill Models by Perfect Flame, Uniflame, etc, Compatible with Part # 13181, 5509340, PFT1, etc, Set of 4 Fits Various Gas Grill Models by Perfect Flame, Uniflame, etc. Compatible with Part # 13181, 5509340, PFT1, etc Measures: 18 inches in length, 1 inch Dia.. Tips for how to find right replacement burners. (1). Identify the type of burner being replaced. (2) Measure the length and diameter of your old burner. (3) Match these dimensions to the closest corresponding replacement burner. (4) Part number, compatible part number(s) and pictures will also help. (5) E-mail us to share if you have an update or addition to this products fitness data. Made of Stainless Steel, durable replacement part, lasts longer.