This is a genuine OEM McCormick 1424593M91 Guide, an essential component for various agricultural tractor models. It is also cross-referenced as an equivalent OEM part for Massey Ferguson and Landini. This guide ensures proper function and compatibility across a wide range of machines, including McCormick MC and MTX series, Massey Ferguson 3000, 4000, 5000, 6000, 7000, and 8000 series, and Landini Legend, Mythos, Powerfarm, Powermondial, and Vision series tractors.