This is a genuine JCB 81300385 Seal, designed to provide a secure and leak-free seal in various JCB agricultural and construction machinery applications. This essential component helps maintain the integrity of hydraulic systems and prevents fluid loss, contributing to the overall performance and longevity of the machine. Confirmed fitment includes a wide range of JCB models such as 3CX, 4CX, 520, 525, 526, 527, 530, 531, 532, 533, 535, 536, 540, 541, 550, 560, JS130, JS145, JS160, JS180, JS190, JS200, JS210, JS220, JS230, JS240, JS260, JS300, JS330, and JS360.