General description Made of durable brass, this Propane Bottle Replacement Brass Adapter is designed for a long service life and is easy to install and use. It provides a safe and convenient solution for refilling propane cylinders. Technical specifications Type: British type Size: Length 136mm Material: Brass Installation Step 1: Ensure the cylinder is empty if no 80% shutoff connector is installed. Step 2: If refueling without a check connector, close the cylinder connector. Step 3: Follow the instructions and volumes printed on the side of the adapter. Step 4: Use is highly recommended. Other information Package Contents: 1 x Propane Cylinder Refill Adapter Note: Light shooting and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.