Briggs & Stratton 163cc OHV Series 725EXi ReadyStart� 4 Stroke engine, 485mm (19") Crossfire Heavy Duty Steel chassis, Steel Flap, Dual Mowzone�, Mulching Option, Masport Quadcut� Blade Disc System, MSV� Mag Front 200mm (8") and Rear 200mm (8") adjustable dual bearing wheels, Upturned upper handle with PVC grip, Handle Lift System, Zone Start, Ergo Adjustable Camlocks, HDPE Plastic Catcher with 'full' indicator