TOP QUALITY MATERIALS: brass construction. Heavy-duty design resists corrosion and provides a leak-free, secure connection. POL to QCC1 Adapter: Converts POL LP tanks to QCC1/Type1 hoses and regulators. Easy and quick to install on propane equipment. Suitable for BBQ grills, camping stoves, outdoor heaters, RVs, griddles, fire pits, and other propane appliances. Allows conversion of older style or 5-100 lb propane tanks to connect with QCC1 hoses without replacing the tank valve. Ensures a reliable, airtight connection between propane tank and appliance. Enables use of larger propane tanks with new style regulators. Compatible with 1 lb propane cylinders. Model: POL to QCC1. Designed for use with gas tank interfaces in North America, Australia, and New Zealand. Note: Product may vary slightly between batches in color or appearance due to manufacturing updates. This does not affect functionality. Material: Brass. Color: Yellow. Package Contents: 1 x Gas Adapter. Other items not included. Note: Lighting and display settings may cause slight color variations between image and actual product. Measurement tolerance: 1-3 cm.