The Z-Beast Series heavy duty 48 in. zero turn riding mower is loaded with Features that make mowing quick, efficient and fun. Powered by a 20 HP Professional Series Briggs & Stratton engine will cut an acre in 20 minutes providing you additional spare time. The 48z comes standard with a roll bar as an additional safety feature. The Z-Beast's 48 in. steel, quick adjust floating deck provides a professional finish cut. Thoughtful touches such as oversized tires that give it a smoother and safer ride this riding mower also includes comfort features: seat belt, adjustable high back seat and cup holder.