Blade. Replacement for Model: Ariens 00273000m 04919100, 04920600, 4919100 AYP/Sears/Poulan/Husqvarna/Roper 539100340 Bad Boy 038-3000-00, 038-4820-00, 038-5350-00 Bobcat 03239, 112111-01, 2722543-01, 32061, 32061A, 3239, WM132061, WMTA3206, WMTA32061 Bobcat 00273000, 04919100, 04920600, 4919100 Exmark 1-323515, 1-403026, 1-403059, 1-403086, 1-403148, 1-520843, 103-2507, 103-2527, 103-6518, 103-6581, 103-6581-S, 103-6583, 103-6583-S, 103-6738-S, 1520843, 323515, 403059, 403148, 520843S Ferris 1520843, 1520843S, 20843, 20843S, 5020843, 5020843S, 5020843X2 Giant Vac 0640 Gravely 04919100 Kees 483046 Lesco 013418, 050227, 12111-01 Simplicity 5020843, 5020843A, 5020843ASM, 5020843SM Snapper 03239, 1-7036, 100340-101366, 7-6675, 7-7386, 7017036, 7017036YP, 7076675, 7077378, 77378, WMTA32061 Toro 103-2527 . All parts are made to meet or exceed OE specs and quality.Razorback Blade. 2 for 32 cut, 3 for 48 cut. Length 16 1/4. Center 5/8.