3/8" x 18" hydraulic Hose assembly, 2 wire with a 5,000 PSI working, burst 20,000 PSI, with 2- Female JIC Swivel Bite to wire fittings with 2 plastic caps on the fitting to keep the tube of the assembly clean, during shipping or storage. The Female JIC Swivels are standard for the 3/8 hose. The threads in the JIC Swivel are 9/16 x 18. Some of the older equipment could have 7/16 x 20 threads. PLEASE CHECK YOUR OLD ASSEMBLY: If you used 11/16" wrench on both sides of your old assembly, this assembly will thread to your equipment just like your old assembly. PLEASE CHECK YOUR OLD ASSEMBLY IF THE FEMALE SWIVEL NUT FITS A 11/16” SIZE WRENCH THIS ASSEMBLY WILL THREADS TO YOUR EQUIPMENT.