Briggs & Stratton 163cc OHV Series 675EXi ReadyStart™ 4 Stroke engine, 54cm (21") MSV Aluminium chassis, Single Speed Self Propelled, Steel Flap, Masport Quickcut® Blade System, Front 200mm (8") and 127mm (5") Rear steel roller adjustable dual bearing wheels, Upturned upper handle with soft grip, Zone Start, Camlocks, Aero Catcher