The JCB 336B3021 Washer Set is an authentic OEM component designed for use in a wide range of JCB construction machinery, including 3CX and 4CX backhoe loaders, and various JS series excavators. This genuine washer set ensures proper spacing and secure fastening of critical components, maintaining the integrity and performance of your JCB equipment. Manufactured to JCB's high standards for durability and fit, this washer set is essential for reliable machine operation.