The Troy Bilt TB220 3-in-1 self-propelled lawn mower operates with a powerful 159cc OHV engine will accommodate small to medium size yards. This mower is self-propelled equipped with front wheel drive. The smarter tire design, 8″ x 8″ front rear tread wheels, comfort grip handle provide more confident handling traction for any terrain. The TB220 cutting mulching deck grass height settings range from 1.25-3.75″ provides 3 options for you to select your desired cut for either mulching, bagging, or using side discharge with an included standard 1 bushel grass catcher. This specific model comes equipped with a tri-action cutting system engineered to deliver a clean, even cut in just one pass. Troy-Bilt offers a 2-year limited warranty on the TB220.