This is a A-H101607 Knife, Rotary PN: H101607Main Description As Following : A-H101607 Knife, Rotary P.N: H101607 Uses square head countersunk bolts to install, not included.Dim A (1): Heat TreatedDim B (2): Tungsten Carbide EdgeReplaces: H147109 Crosses To: A-H101607 JOHN DEERE , Replaces: A-H147109 JOHN DEERE COMBINE , K101607 JOHN DEERE COMBINE , Crossed From: AMH147109 , , BH247109 SHOUP , A-H101607 JOHN DEERE , 740015 MISCELLANEOUS Found in Section & Models : Headers/Platforms/Feeder House > Row Crop Head Parts, John Deere HEAD, CORN: 1253A, John Deere HEAD, CORN: 653A, John Deere HEAD, CORN: 654A, John Deere HEAD, CUTTING PLATFORM: 453A, John Deere HEAD, CUTTING PLATFORM: 454A, John Deere HEAD, CUTTING PLATFORM: 853A, John Deere HEAD, CUTTING PLATFORM: 854A Associated Items : New Also This is An Aftermarket Product And : Uses square head countersunk bolts to install, not included. Dim A (1): Heat Treated