Black Steel Burner Pipes for Natural Gas LL-12 Replacement Burner Pipe Black Steel 12" Long 1 Lb. Master Pack: 20 095192 147008 LL-18 Replacement Burner Pipe Black Steel 18" Long 1 1/2 Lbs. Master Pack: 20 095192 147459 LL-24 Replacement Burner Pipe Black Steel 24" Long 1 3/4 Lbs. Master Pack: 20 095192 147503 LL-30 Replacement Burner Pipe Black Steel 30" Long 2 Lbs. Master Pack: 20 095192 147558 LL-36 Replacement Burner Pipe Black Steel 36" Long 1 Lb. Master Pack: 20 095192 174707 LL-42 Replacement Burner Pipe Black Steel 42" Long 1 Lb. 6 Oz. Master Pack: 20 095192 175605