Gas converter between two cylinders for filling

Product: Gas cylinder inflation valve Flat color: as shown in the picture size: as shown in the picture applicable: outdoors features: 1. transfer liquefied gas easily between long cylinders and spiral cylinders using this converter. 2. made of metal, durable and long-lasting. 3. portable, lightweight, and easy to carry. 4. can be placed in backpacks or travel bags when going outdoor activities. 5. suitable for outdoor camping stove or picnic stoves or other separate ovens. notes: due to different screen settings and light, the product color may vary slightly from the pictures. please allow slight difference in dimension due to manual measurement.