This is a A-80201252 Nut, Disc Mower Bolt (12mm) PN: 80201252Main Description As Following : A-80201252 Nut, Disc Mower Bolt (12mm) P.N: 80201252 New disc mower blade lock-nut, 12 mm. Fits Kuhn disc mowers.Dim A (1): 12mm Stocked As: A-M12LNT Found in Section & Models : Hay Tool Parts > Disc Mower Blade Bolts & Nuts, Kuhn MOWER, DISC: FC200, Kuhn MOWER, DISC: FC250, Kuhn MOWER, DISC: FC300, Kuhn MOWER, DISC: FC350, Kuhn MOWER, DISC: GMD400, Kuhn MOWER, DISC: GMD500, Kuhn MOWER, DISC: GMD600, Kuhn MOWER, DISC: GMD700 Associated Items : New Also This is An Aftermarket Product And : New disc mower blade lock-nut, 12 mm. Fits Kuhn disc mowers. Dim A (1): 12mm