Bear Cat CH45540 4.5 In. PTO Chipper Tractor AttachmentThe ECHO Bear Cat CH45540 is the perfect match for your compact tractor. It's built with heavy duty, 7 gauge steel. The 14 x 1 inch thick, 49 pound dynamically balanced rotor utilizes two reversible heat treated chipper blades and is driven by a double banded belt for maximum power transfer. The cantilever mounted rotor design helps reduce wrapping while chipping wet, stringy wood types. Also available is an optional 4. 5 x 4. 5 inch truckloading