HXE10959 Poly Skid Pad Cover Fits John Deere 635FD 640FD 630FD 645FDOne New Aftermarket Replacement Poly Skid Pad Cover Fits John Deere FD Series Flex Draper Grain Heads This poly skid pad cover (also referred to as a cutting platform inner float arm skid plate) mounts to the underside of Fits John Deere FD and RD Series flex draper grain heads, protecting the inner float arm assembly from wear during field operation. The low friction polyethylene construction reduces drag across uneven ground and extends service life