Products › AGCO 300500800 20ft Replacement Knife 78" Thread No Knifehead AGCO 300500800 20ft Replacement Knife 78" Thread No Knifehead $650.75 Part #AGCO3029RKAgco 300/500/800 - 20ft Replacement Knife without Knifehead - 7/8" thread Add To Cart Added! Part #AGCO3029RKAgco 300/500/800 - 20ft Replacement Knife without Knifehead - 7/8" thread You Might Also Like Auger Liner 25' $1,182.00 Skid Shoe Kit 30' x 3/8" $1,138.00 AGCO Skid Shoe Set 20' Gleaner Flex III Undrilled Old $747.50 Other Versatile 4018 Platform VER9005 Compatible Component $2,819.00 New Holland 74C 30ft Standard Kit Double Drive NH6005 $4,027.00