The JCB 81190138 is a genuine OEM bolt, specifically an M16x40mm bolt with a high-strength 10.9 grade. This essential fastening component ensures secure connections in a wide range of JCB construction and agricultural machinery, including Telescopic Handlers, Wheel Loading Shovels, Backhoe Loaders, Excavators, and Fastrac tractors. Manufactured to JCB's rigorous standards, it provides reliable performance and durability for critical applications.