The McCormick 6691817A1 Duct is an original equipment manufacturer (OEM) part designed for various McCormick CX series tractors, including models CX50, CX60, CX70, CX75, CX80, CX85, CX90, CX95, CX100, CX105, and CX110. This duct ensures correct airflow within the machine's system, maintaining optimal performance and preventing issues related to ventilation. Manufactured to precise specifications, it measures 95 mm in length, 51 mm in width, and 51 mm in height, with a weight of 0.12 kg.