Self-Propelled Technology - Bale Controlled, rear wheel drive makes mowing effortless! Ultimate Mulching Performance - Unique mulching blade-disc design generates air-circulation beneath the mower continually cutting the grass Quad Blade Cutting System 4 swing-back blades deliver a cleaner cut & improved catching in thick wet grass QPT® Technology - the ultimate in reduced noise and vibration technology New 19" Victa durable chassis with side mount adjustable handles - alter to suit the height of the user. Powered by a Victa V series V170 Engine