More power for tougher grass conditions. Non rust aluminium chassis with a 6 year warranty. Life time warranty on the strong HDPE catcher. Easy roll bearing wheels with soft tread to avoid marking the grass. 4 blade swing back cutting, catching and mulching system. Good all-rounder mower suitable for most grass conditions and lawn sizes. The 150cc no prime ReadyStart Briggs & Stratton engine is powerful and reliable. It comes with Briggs & Strattons engine starting promise.