Posted 6/30/2020 22:59 (#8346607 - in reply to #8343686) Subject: RE: What is it - plow experts
It is a landside root cutter and they were optional from JD in the 50's and 60's. They were meant to complete slice all of the 'furrow slice' loose severing deep rooted crops like sweet clover and alfalfa to ensure they were all mechanically terminated.