The JCB 81666005 is a genuine OEM hydraulic adapter designed for robust performance in a wide range of JCB agricultural and construction machinery. This essential component features an M22x1.5 male thread on one end and an M18x1.5 female thread on the other, ensuring a secure and leak-free connection in hydraulic systems. Weighing approximately 0.08 kg, it is a compact yet critical part for maintaining hydraulic integrity across numerous JCB models.