Products › Conventional Concave - John Deere 8820, Titans Conventional Concave - John Deere 8820, Titans $2,364.00 Part #CO2060Conventional ConcaveCompatible with: John Deere 8820 Add To Cart Added! Part #CO2060Conventional ConcaveCompatible with: John Deere 8820 You Might Also Like Auger Flighting 12" - Right Hand $147.00 Conventional Concave - Case-IH 402, 403, 715, 815 (4 hole windrow special) $1,040.00 CO2450 $1,328.00 New Holland Feeder Chain TX Late Model FC1442 $3,414.00 Bottom Sieve 58" x 50" CORN - Massey Ferguson 8560, 8570, 8780, 8780XP $1,926.00