The Case-IH 15980521 is a genuine OEM hex head screw, essential for securing components on a wide range of Case-IH agricultural and construction machinery. This M8 x 20mm screw features a durable 8.8 grade construction and is zinc plated for enhanced corrosion resistance, ensuring reliable performance and longevity in demanding environments. It is a direct replacement part, designed to meet the exact specifications of original equipment for optimal fit and function.