The Troy-Bilt TB22 EC gas string trimmer is powered by a resilient 25cc 2-cycle engine. The TB22 EC gas trimmer is TrimmerPlus attachment-capable, making it versatile and easy to use. Equipped with the SpringAssist starting system, an adjustable handle and bumphead with a 17-inch cutting swath. The multi-position adjustable handle reduces vibration and operator fatigue. Troy-Bilt offers a 2-year limited warranty.