The JCB 23020320 is a genuine OEM O-ring designed for use in telescopic lift cylinders across a wide range of JCB agricultural and construction machinery. This essential sealing component ensures hydraulic integrity, preventing leaks and maintaining optimal system pressure. With an internal diameter of 44.2 mm and a thickness of 3.0 mm, it provides a precise fit for specified applications, crucial for the reliable operation of Loadall, Fastrac, Teletruk, and Skid Steer Loader models.