This genuine VIKING 63587609900 lawnmower blade is an original equipment manufacturer (OEM) part designed for specific VIKING lawnmower models, including the MB 4 R series. It ensures a precise and clean cut, maintaining optimal performance and safety. Constructed from durable materials, this blade measures 480 mm in length and weighs 0.5 kg, offering excellent longevity and resistance to wear. It features a 16 mm center hole and two 8.5 mm side holes spaced 65 mm apart, making it an ideal replacement for worn or damaged blades.