The McCormick VP117037 roller is a genuine OEM replacement part designed for various McCormick agricultural machines, including CM165, CM185, CM215, CM245, CM275, CM305 mowers, RT340, RT380, RT440, RT480, RT520, RT640, RT720, RT770 tedders, and R300, R350, R380, R420, R450, R480, R520, R550, R580, R600, R650, R700, R750, R800, R850, R900 rakes. This essential component features an outer diameter of 110 mm, an inner diameter of 12 mm, and a length of 50 mm, ensuring proper function and durability in demanding agricultural applications.