This genuine JCB 277214530 O-Ring is an essential sealing component, precisely engineered with a 25mm inner diameter and a 3mm cross-section. Manufactured to JCB's rigorous quality standards, it ensures a secure, leak-proof seal in hydraulic and fluid systems. This O-Ring is compatible with a wide range of JCB agricultural and construction equipment, including 3CX, 4CX, Loadall, and Fastrac models, guaranteeing optimal fit and reliable performance to prevent fluid loss and maintain system integrity.