The Kramp 1752100AYP is a high-quality aftermarket mower blade designed for optimal cutting performance on Simplicity and Snapper lawn tractors and zero-turn mowers equipped with 42-inch cutting decks. This blade measures 533mm (21 inches) in length, 57mm in width, and 4mm in thickness. It features a 16mm center bore and two 10.3mm outer holes spaced 63.5mm apart, ensuring a precise fit. It serves as a direct replacement for several OEM part numbers, including Simplicity 1752100AYP and various Snapper equivalents, providing reliable and efficient grass cutting.