This genuine JCB 81300415 O-ring is an essential sealing component designed for various JCB machinery, including 3CX and 4CX Backhoe Loaders, and Loadall telehandlers. Manufactured to original equipment manufacturer (OEM) specifications, it ensures a reliable, leak-free seal in hydraulic and other fluid systems. With precise dimensions, this O-ring is crucial for maintaining the integrity and performance of your JCB equipment.