Mr. Heater 18-inch Propane Hose Assembly with Acme Nut and a 1/4'' inverted Male flare<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Acme Nut x .25 inch Inverted Male Flare</li><li>Connects to propane tank and auto change-over dual stage regulator</li><li>Hose material stretch tested to 400 psi</li><li>Hose material pressure tested to 600 psi</li><li>Solid brass fittings</li><li>18" in length</li><li>Durable rubber hose</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31bT6nN0ARL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41gUpetbuuL.jpg" noproxy>