Oregon 91-456 Mower Blade, 25" Center hole: 1" The aggressive blade angle increases air flow to push debris up-and-out for superior bagging or side discharge Requires 3 blades for 72" cut Stays sharp and durable for longer Fits Landpride Models: AFM 4016, AFM 40200, AFM 4016, AT2572, AT 2584, AT 2660, AT 2672, FD 2548, FD 2560, FD 2572, FDR 1572, FDR 1648, FDR 1660, FDR 2548, FDR 2572