Products › Replacement Knife without Knifehead 30' Image 1 of 1 Replacement Knife without Knifehead 30' $975.50 Part #MF4020RKCompatible with: Agco/Massey Ferguson 5200 (Challenger DHW), 8560, 8570 Add To Cart Added! Part #MF4020RKCompatible with: Agco/Massey Ferguson 5200 (Challenger DHW), 8560, 8570 You Might Also Like Draper Belt - LH, RH $1,588.75 Knife Kit 14' - Double Drive $2,499.00 Outside Snout $41.50 Skid Shoe Kit 25' x 1/4" $697.00 Skid Shoe Kit 25' x 3/8" - Single Drive $866.00