The JCB 25973421 is a genuine OEM hydraulic adapter designed for connecting hydraulic lines with different thread specifications on JCB equipment. This robust adapter features a male M22x1.5 thread on one end and a male M18x1.5 thread on the other, ensuring a secure and leak-free connection. Manufactured to JCB's high standards, it provides reliable performance and compatibility with a wide range of JCB machinery, facilitating proper hydraulic system function and maintenance.