This is a A-785608 Blade, Disc Mower, LH PN: 785608Main Description As Following : A-785608 Blade, Disc Mower, LH P.N: 785608 Hole Diameter: .716"/18.2mmLength: 4.566"/116mmThickness: .157"/4mmType: 9 LHWidth: 1.772"/45mm Stocked As: A-76N943 Found in Section & Models : Hay Tool Parts > Disc Mower Blades, Ford / New Holland MOWER CONDITIONER: 411 (S/N <-711815) Associated Items : New Also This is An Aftermarket Product And : Hole Diameter: .716" / 18.2mm Length: 4.566" / 116mm Thickness: .157" / 4mm Type: 9 LH Width: 1.772" / 45mm