Plastic falling wedge Material:plastic Type:8 inch,5 inch chainsaw part,garden tool part Plastic falling wedgeMaterial:plasticType:8 inch,5 inchchainsaw part,garden tool partFalling:Wedge prevents tree from pinching saw bar while making backcut;helps tree fall in direction of notch cut.We have different size and color wedge,we can produce according to customer's demand and design.