This is a A-613727 Blade, Disc Mower, RH PN: 613727Main Description As Following : A-613727 Blade, Disc Mower, RH P.N: 613727 Sold In Multiples Of 25Hole Diameter: .640" / 16.25 mmLength: 3.740" / 95 mmThickness: .139" / 3.5 mmType: 9 RHWidth: 1.772" / 45 mm Stocked As: A-76N941 Found in Section & Models : Hay Tool Parts > Disc Mower Blades, Gehl MOWER, DISC: 162 (W/ Standard Disc) Associated Items : New Also This is An Aftermarket Product And : Sold In Multiples Of 25 Hole Diameter: .640" / 16.25 mm Length: 3.740" / 95 mm Thickness: .139" / 3.5 mm Type: 9 RH Width: 1.772" / 45 mm