The JCB 69000921 is a genuine OEM bush designed for use in various JCB 3CX and 4CX series backhoe loaders. This critical component ensures proper articulation and reduces wear in pivot points. With an outer diameter of 40mm, an inner diameter of 35mm, and a length of 30mm, it provides a precise fit for compatible machinery, contributing to the longevity and performance of JCB equipment.