Blade. Replacement for Model: Ariens 00273100, 03399704, 04916400, 04917900, 3399704 AYP/Sears/Husqvarna/ Roper 539100341, 539101485 Bad Boy 038-0003-00 Bobcat 2722543-02, 32022, 32022A, WM132022 Bunton 6294, P2005, PL4206 Dixon 10715, 539100341, 11633, 539105712 DR 225381 Encore 363046, 363291,823004 Exmark 1-303146, 1-303527, 1-633482, 1-633484, 103-2508, 103-2518, 103-2528, 103-5218-S, 103-6337-S, 103-6582, 103-6582-S, 103-6584-S, 103283, 116-5176, 116-5176-S, 303283, 633482, 633484 Ferris 1521227, 1521227S, 5021227, A48185 Giant Vac A581 Gravely 0273100,00450300, 03253800, 04916400, 4916400 Great Dane D18037, GDU10231 Jacobsen 390655 John Deere AM104490, PT8721 Kees 100341, 363055, 363245, PL4206 Lesco 050125, 050140, 050241 Oregon 96-344 Rotary 6294 Scag 48108, 481707, 481711, 48185, 482462, 482878, 482961, 483317, A48108, A48185 Simplicity A4815, A4815SM Snapper 1-7037, 1-7344, 101485, 363245, 7-6450, 7-7344, 7075751, 7075751BZ Stens 302-618 Sunbelt B1PD5008 Toro 105-7779-03, 105-7781, 105-7781-03, 108-1117, 110-0409 Wright 71440001 . All parts are made to meet or exceed OE specs and quality.Commercial mulcher. Length 18. Center 5/8. Width 2 1/2.