This is Echo's Shredder features a Briggs and Stratton 208cc engine, Shredder hopper is 9.6 In. x 22 In. with maximum shredder capacity of up to 3/4 In. 14-gauge steel construction built to last with welded construction, instead of bolts holding it together like the competition. Reversible, heat-treated chipping and shredding blades. Heavy-duty 7-gauge steel screens available in four different sizes to fit wide range of applications. 10 In. flat-free, foam filled maintenance free tires, 2 handle locations for easy transportation and control over rough terrain.