This is a A-23902 Shaft, Arbor, Finishing Mower PN: 23902Main Description As Following : A-23902 Shaft, Arbor, Finishing Mower P.N: 23902 Length: 6.63" Found in Section & Models : Hay Tool Parts > Rotary Cutter Parts, Woods MOWER, FINISHING: RM306 Associated Items : New Also This is An Aftermarket Product And : Length: 6.63"