John Deere Original Equipment Blade - FH332991 Suction Offset Rotary Cutter Blade Specifications: Length 21.732IN, Width 3.000IN, Thickness 0.500IN, Cut Length 4.331IN, Hole Size 1.510IN, Hole Location 2.000IN, Offset 2.783IN, Length 1.937IN, Finish A, Note E. Fits the following John Deere models: 1517, 516, 616, MX10, MX8. This is an O.E.M. John Deere part. Thanks for looking!