The McCormick 3677989M1 is a genuine OEM bolt designed for secure fastening in a wide range of agricultural machinery. This essential component ensures reliable performance across McCormick CX, MC, MTX, X60, XTX series, Massey Ferguson 6400, 7400, 8400, 8600, 8700 series, AGCO 6400, 7400, 8400, 8600, 8700 series, and Valtra T-series tractors. With precise dimensions of 38mm length, 19mm width, and 19mm height, and a weight of 0.02 kg, it meets original equipment specifications for durability and fit.