A-H136958-AI Section, Half, RHOne New Aftermarket Replacement Right Hand Half Knife Section Fits John Deere (Fits JD) Combine Cutting Platforms This aftermarket replacement right hand (RH) half knife section fits the sickle bar knife assembly on Fits John Deere 900 Series rigid and flex cutting platforms and 900F 900R draper platforms. Half sections mount on the knife bar and work in pairs with the knife guards to cut crop cleanly and efficiently at harvest. Replacing worn or