All models feature the Turbo 2000 safety shroud for increased performance and front and rear safety grills. The foot operated tilt mechanism features four back and one front tilt position, making it ideal for basements. For easy transporting, the 16” have a telescoping pull up handle, the larger models have the flip up handle. For heavy terrain, 9” pneumatic tires are standard on all blowers 18” or larger. Smaller hard wheels are standard on 16” models.