The McCormick 6718804A1 joint is an authentic OEM component designed to provide a secure and leak-free seal in various McCormick agricultural machines. With an outer diameter of 40 mm, an inner diameter of 30 mm, and a thickness of 5 mm, this genuine joint ensures precise fitment and maintains the integrity of critical systems, contributing to the longevity and efficient operation of your equipment. It is compatible with numerous McCormick CX, MC, and MTX series tractors, making it essential for maintenance and repairs.