The Toro 112975903 is a genuine OEM blade designed for 30-inch (76 cm) cutting decks on various Toro TimeCutter series zero-turn mowers. This high-quality blade ensures efficient and clean cutting performance. It measures 444.5 mm (17.50 inches) in length, 57.15 mm (2.25 inches) in width, and 3.81 mm (0.15 inches) in thickness, with a 15.875 mm (5/8 inch) center hole. This blade is a direct replacement for part number 1129759.