Posted 9/12/2018 18:46 (#6984729 - in reply to #6983166) Subject: RE: Dutch crop lifters
North of Rt. 80. IL
Yes I think they go under the guards. Here's another picture. One on them has a guard still on it.
John Deere part # AH20450. They fit on 200 and 900 series heads. The only time I remember using them was for down oats.