DOZYANT Universal Fit Propane Tank Adapter Converts POL to QCC1 / Type 1 with Wrench, Propane Hose Adapter Old to New Style Converts POL LP Tank to QCC1/Type1 hoses and regulators. This adapter allows you to use your larger propane tank with the new style regulator on the propane tank connection place. Provides secure and airtight connection between propane tank and gas grill. Hand wheel for easy grip, Easy to install. High quality solid brass construction makes it corrosion resistant. Great propane fittings for your BBQ, camping stoves, propane heater, or anything that uses propane.