The JCB KRP1349 is a genuine OEM shim with a precise thickness of 1.27mm (0.05 inches). This critical component is designed for accurate spacing and alignment within various JCB machinery, including 3CX, 4CX, 5CX backhoe loaders, a wide range of telehandlers (e.g., 530-70, 541-70), and wheel loaders (e.g., 407, 418, 426). It ensures proper clearance and reduces wear in mechanical assemblies, contributing to optimal machine performance and longevity.