Products › Knife Kit 22' with Rollers Image 1 of 1 Knife Kit 22' with Rollers $3,286.00 Part #MF4019Compatible with: Agco/Massey Ferguson 220, Challenger DHW Add To Cart Added! Part #MF4019Compatible with: Agco/Massey Ferguson 220, Challenger DHW You Might Also Like Poly Head Tips - Outside Snout $41.50 Poly Finger Kit $233.50 Guard - Double Prong $21.50 Skid Shoe Kit 35' x 3/8" $1,237.00 Auger Liner 22-1/2' $1,106.00