Feature:1. and high quality. 2. Made of high quality metal materials, heat-, firm, and . 3. Copper tube for the mixing of gas and air, which contributes to sufficient burning. 4. With specially designed structure, saving gas . 5. Suitable for bottled or pipeline nature gas, coal gas, oil gas. Description: Single tube Bunsen burner is an energy-saving gas light for liquid propane with sufficient burning, which is perfect for bottled or pipeline nature gas, coal gas, oil gas. Specifications: Material: metal Color: silver and yellow Overall length: 17.5cm or 6.89in Base diameter: 7.8cm or 3.07in Weight: . 224g Package Contents: 1 burner Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.