Stainless Steel Overbraid RV Pigtail Propane Hose. Type 1 ACME X 1/4" Male Pipe Thread. Stainless Steel Overbraid protects the hose from Critters chewing the hose and UV Rays. Overbraid protection along with the hose material made of Thermo-Rubber reduces stiffening resulting in a longer service life. Benefits includes a High Capacity Type 1 (400,000 BTU's prior to bypass), 260 Degree thermal shut-off device and a reverse flow backcheck in the Type 1. Used to connect two propane cylinders to an Auto Changeover Regulator with Female 1/4" Pipe Thread Inlets.