This is a A-P58586 Knife, Flail Shredder, Hard Surfaced PN: P58586Main Description As Following : A-P58586 Knife, Flail Shredder, Hard Surfaced PN: P58586 Found in Section & Models : Hay Tool Parts > Flail Mower Parts, John Deere MOWER, FLAIL: 112 (Qty: 64), John Deere MOWER, FLAIL: 115 (Qty: 60), John Deere MOWER, FLAIL: 118 (SN <002507) (Qty: 72), John Deere MOWER, FLAIL: 120 (Qty: 80), John Deere MOWER, FLAIL: 200 SERIES Associated Items : New Also This is An Aftermarket Product And : Hole Size: .750" Length: 5.630" Offset: 1.870" Thickness: .312" Width: 2.500"