The Case IH 86561684 is a genuine OEM Open Top First Guard, specifically designed with a 12mm opening. This critical component ensures optimal performance and protection across a wide range of Case IH agricultural machinery, including various combine, cotton picker, forage harvester, and windrower models. Manufactured to precise specifications, it measures approximately 95mm in length, 51mm in width, and 13mm in height, with a weight of about 0.05 kg, ensuring a perfect fit and reliable operation.