Swisher Inc ST65022DQX, Deluxe Walk Behind String Trimmer Mower Has A 6.5 Gross Torque Briggs & Straton 650 Series Engine, Has A 22" Wide Cute, Trimmer Head Can Be Rotated Vertically 90 Degree To Edge Sidewalks & Driveways, Tough .155" Square Cutting Line For Extra Cutting Edges, Easily Replaced With No Tools Necessary, Maintenance Free Trimmer Head, 16" Wheels Provide Superior Ground Clearance, Adjustable Shield Protects From Debris, Engine Primer Bulb For Easy Starts.