This is a A-CC19333 Blade, Disc Mower, RH PN: CC19333Main Description As Following : A-CC19333 Blade, Disc Mower, RH P.N: CC19333 Hole Diameter: .639" / 16.2mmLength: 3.600" / 91.4mmThickness: .118" / 3mmType: 9 RHWidth: 1.575" / 40mm Stocked As: A-76N939 Found in Section & Models : Hay Tool Parts > Disc Mower Blades, John Deere MOWER CONDITIONER: 1314, John Deere MOWER CONDITIONER: 1315 Associated Items : New Also This is An Aftermarket Product And : Hole Diameter: .639" / 16.2mm Type: 9 RH