The JCB 90420040 is a genuine OEM cutting ring designed for use in a wide range of JCB machinery, including 1CX, 2CX, 3CX, 4CX, 5CX backhoe loaders and numerous 8000 series mini and midi excavators. This essential component ensures proper sealing and function within hydraulic or mechanical systems, maintaining optimal performance and preventing leaks. Manufactured to JCB's exacting standards, this cutting ring provides reliable and durable operation, ensuring compatibility and longevity for your equipment.