The JCB 12070500 is a genuine OEM fuel tank cap designed for a wide range of JCB machinery, including 3CX and 4CX backhoe loaders, 520, 525, 526, 527, 528, 530, 532, 535, 540, 550 telehandlers, and JS series excavators. This essential component ensures a secure seal for the fuel tank, preventing leaks and contamination. Manufactured to JCB's high standards, it guarantees reliable performance and a perfect fit for maintaining your equipment's integrity.