3-Piece Adapter Kit: QCC1 Male x 1/4" NPT Male, POL Female x 1/4" NPT Male, and POL x 1/4" NPT (Combination Set). Perfect for all your outdoor cooking, heating, camping, and RV needs. The QCC1/POL combo adapter even allows dual compatibility between QCC1 (Type 1) and older POL tank valves.
eBay