The JCB 10908851 is a genuine OEM shim with a thickness of 1.375 mm. This precision-engineered component ensures proper spacing and alignment in various JCB machinery, including 3CX, 4CX backhoe loaders, 520-560 series Loadalls, 8000 series mini/midi excavators, JS series excavators, and other construction and agricultural equipment. Manufactured to JCB's exacting standards for durability and optimal performance.