Size:1/2" Quick Connect Male Receiving Side Measure your items fitting size; remember a 1/2 male or female fitting has a 3/4 opening or thread width. Most people confuse a 3/8 Quick connect with a 1/2 Quick connect and order the wrong item. Returns will be accepted on this item w/in 30 days of receipt. This item has a 20% restocking fee when returned to Easy Fire Pits. Please be sure you need a 1/2" Quick Connect and not a 3/8" Quick Connect prior to ordering! QC12M: 1/2″ Brass Heavy Duty Quick Disconnect Male Receiving Side for Propane / Natural Gas. This is the RECEIVING side, NOT the SUPPLY Side for the Gas. 1/2″ FNPT line size and goes to our QC12F Supply Side 1/2″ Gas Connect. Heavy Duty Brass Fitting. We offer these individually as Male Plug (above), the Female Coupling QC12F and also as a kit of both QC12MF; Male and Female Quick Connects. Male and Female Sides of 1/2″ Quick Connect/ Disconnect for Propane and Natural Gas. Each Side has 1/2″FNPT Supply Ends. Heavy Duty Brass Fitting. Replaces coupling socket between natural gas or propane fuel source piping and appliance hose For use with natural gas or propane systems (nat gas not exceeding 1/2 psi or 3.45 kPa) Intended for outdoor use with portable natural gas or propane appliances Inlet is 1/2″ female pipe thread 1/2-in Brass Coupling Nut Replaces coupling socket between natural gas or propane fuel source piping and appliance hose. For use with natural gas systems not exceeding 1/2 psi or 3.45 kPa. Intended for outdoor use with portable natural gas or propane appliances. Inlet is 1/2″ female pipe thread. Made of Brass. CSA for US & Canada. **NOTE Big misconception** 1/2" Quick Connect doesn't mean the openings are 1/2"; in fact they are always one size larger; in this case 3/4". 3/8 Quick Connect has just over 1/2 openings; 1/4 quick connect has just over 3/8" openings.