These reusable hydraulic Hose fittings are 2 parts designed which screw on to and In to a new hydraulic Hose. For use with double wire braided hydraulic hoses rated at 4000psi. These reusable hydraulic hose fittings are designed to repair leaking hydraulic hoses or to be used in new hydraulic hose assemblies, but Do not use on super high-pressure skive hose. Carbon Steel material to withstand high heat and pressure and Zinc-Plated to anti-rust and anti-corrosion in even punishing environments. Common uses are for Implement hoses, construction equipment, logging, tow trucks as an emergency repair until a replacement hose can be installed. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:Carbon Steel Package Contents: 4 * Hydraulic Fittings Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.