Chipper knife (KN2) for New Forester and Nurseryman shredder chippers

Chipper knife for all New Forester and Nurseryman shredder chippers.  Two fitted.  Note single-sided, tapered thickness.  Complete with two bolts, two flat washers and  two spring washers.  Not for use with older Forester models which have double-sided knives.  New Foresters can be identified by the model number beginning with NF which appears after the serial number on the machine identification plate, for example 987654 - NF13HE.