Products › Knife Kit 30' with Rollers Image 1 of 1 Knife Kit 30' with Rollers $4,074.00 Part #MF4036Compatible with: Agco/Massey Ferguson 9850, Claas 36 & 44 Add To Cart Added! Part #MF4036Compatible with: Agco/Massey Ferguson 9850, Claas 36 & 44 You Might Also Like Knife Kit 9' $1,533.00 Replacement Knife without Knifehead 16' $491.00 Replacement Knife without Knifehead 18' $584.25 Stub Guard $17.50 Skid Shoe Kit 30' x 1/4" $1,435.00