The McCormick 3549937M1 Ring is a genuine OEM component designed for various agricultural and industrial machinery, including a wide range of McCormick, Massey Ferguson, and Landini tractor models. This precision-engineered ring features an inner diameter of 40mm, an outer diameter of 50mm, and a thickness of 10mm, ensuring a precise fit and reliable performance in demanding applications. It is a critical component for maintaining the integrity and function of the machinery's systems.