36 In Inverted Flare Pigtail – Sort 1 Attach Tank To Reg.. LPG hoses to be used on 2 bottle methods with 2 level automated changeover regulators or regulators with “T” exams. One finish of pigtail has the handy Sort 1 ACME connection and the opposite finish has a 1/four” inverted flare. UL/CGA indexed. The Sort 1 ACME connection signifies that this may also be attached on your new LP cylinders with out gear (won’t connect with older taste bottles with inside threads). They are able to be hand tightened. Those hoses Attach immediately to the fuel bottle after which into the regulator.