Liquid propane gas bunsen burner Aluminum burning mixer tube with brass flame stabilizer Accepts 6 to 8mm tubing Base diameter - 85 mm, height - 142 mm, burner tube diameter - 13 mm, weight - 215 g. Pressed steel base Includes: (1) Bunsen Burner Lab quality gas burner with an aluminum burner mixing tube, brass flame stabilizer, and a die cast zinc alloy base. It comes equipped with a serrated inlet for 6 to 8 mm tubing. The flame stabilizer makes this a safer burner than many others out there. Base diameter is 85 mm. Height is 142 mm. Burner tube diameter is 13 mm. Weight is 215 g.