159cc OHV GAS ENGINE: Powerful 4-cycle gas engine helps you clear the tallest, toughest grass and weeds. 22-INCH CUTTING SWATH: Unique shape makes trimming around fences, garden beds, and other landscaping borders easier cutting bigger jobs down to size. USER FRIENDLY: Off-set trimmer head feature helps to trim hard-to-reach places while the 14-inch ball-bearing wheels help you move easily through rough terrain. COMFORT FOLDING HANDLE: Equipped with a comfort folding handle for convenient storage and transportation. TRIMMER LINE: STANDARD 0.155鈥?DIAMETER.