This assembly is a 2 wire and have a working PSI of 5,000. Over all Length is 36 inches, with 2 female JIC Swivels, threads are 9/16 x 18 ( 3/8" standard fittings). All of our assemblies have plastic caps over the fittings to protect the threads and help keep the tube clean during shipping or storage. Please check your old assembly if you used on both sides 11/16 wrench this assembly will replace your old one.