Standard Connector:1Lb propane cylinder（1"-20 Female Throwaway Cylinder also known as CGA600） connected to QCC1 Male Thread / POL Female Thread hose and regulator. Portable for Camping:When your 20lb gas tank is empty or you don't want to carry heavy gas tank, you can use this propane tank adapter to easily connect a 1lb propane tank to your barbecue grill for easy travel.
eBay