The Oregon 96012 lawn mower blade is a premium aftermarket replacement designed for various Dynamark and Noma lawn mowers. This high-lift blade measures 533.4 mm (21 inches) in length, 57.15 mm (2.25 inches) in width, and 3.81 mm (0.150 inches) in thickness. It features a 15.875 mm (5/8 inch) center hole and is engineered to deliver excellent cutting performance and durability. It serves as a direct replacement for OEM part numbers such as Noma 313954, 313954MA, and 51105.