The McCormick 3033704M1 is a genuine OEM cotter pin, meticulously engineered for secure fastening applications in a wide range of agricultural and industrial machinery. This durable steel cotter pin measures 4mm in diameter and 32mm in length, ensuring reliable retention of critical components. It is a direct replacement part, compatible with numerous models from McCormick, Massey Ferguson, and Landini, providing essential security for various pins and linkages.