The McCormick 1997421C1 is a genuine OEM screw designed for a wide range of McCormick agricultural machinery. This essential fastening component ensures secure assembly and reliable performance across numerous tractor models, including the CX, MC, MTX, X4, X5, X6, X7, X8, XTX, and ZTX series. Manufactured to McCormick's stringent quality standards, this screw provides a precise fit and long-lasting durability for critical applications.