*Enclosed metal gears prevents debris interference. Solid steel linkage with gate control opens and closes the gate in incremental steps. Spread pattern control for directional spread pattern control. T-handle with rubber grips; heavy-duty for professional use. Powder coated steel frame for long lasting durable finish. 12″ wide tread pneumatic tires; heavy duty for professional use. Adjustable rotary grate with cast zinc-plated agitator. Finger grip for balanced lifting. Includes a grate and rain cover.