Toothed Hi-Lift Blade / 18" L, 5/8" CHPack Size:1Ariens 00273100, Ariens 04916400, Ariens 03399704, Ariens 3399704, Ariens 04917900, Bobcat 112111-02, Bobcat 2722543-02, Bobcat 32022A, Bobcat WM132022, Bunton PL4206, Bunton P2005, Bunton 6294, Encore 363291, Encore 363046, Encore 823004, Exmark 103-6337-S, Exmark 103-6582-S, Exmark 103-2518, Exmark 1-633482, Exmark 1-303527, Exmark 1-303146, Exmark 103-6582, Exmark 633484, Exmark 103-2508, Exmark 633482, Exmark 303283, Exmark 103-2528, Exmark 1-633484, Exmark 103-2518-S, Exmark 103-6584-S, Exmark 116-5176, Exmark 116-5176-S, Giant Vac A581, Gravely 00450300, Gravely 00273100, Gravely 4916400, Gravely 04916400, Great Dane GDU10231, Great Dane D18037, Husqvarna 539 10 14-85, Husqvarna 539 10 03-41, Jacobsen 390655, John Deere AM104490, John Deere PT8721, Kees 100341, Kees 363055, Lesco 050125, Lesco 050140, Lesco 050241, Lesco 50140, Lesco 50125, Scag 481711, Scag 483317, Scag 482961, Scag A48108, Scag 481707, Scag 482462, Scag A48185, Scag 48185, Scag 48108, Scag 482878, Simplicity A4815SM, Snapper 7075751, Snapper 1-7037, Snapper 7-6450, Snapper 75751, Snapper 1-7344, Snapper 101485, Snapper 363245, Snapper 7-7344, Toro 105-7781-03, Toro 105-7779-03, Toro 105-7781, Toro 108-1117, Toro 110-0409, Worldlawn 823004, Wright Mfg. 71440001Dealer Choice 51-2240, Dealer Choice 51-2305, Dealer Choice 50-4215, Dealer Choice 50-2205, J. Thomas BL-718, Landscaper Express 2216, Landscaper Express 323718, Landscaper Express 1057781, Landscaper Pro 3231718, NHC 212-0769, Oregon 96-726, Oregon 90-718, Oregon 91-623, Oregon 596-344, Oregon 396-806, Rotary 6294, Rotary 13016, Rotary 3374, Sunbelt B1SC2801, Sunbelt B1BC1202, Sunbelt B1PD5008, Sunbelt B1EM1860, Sunbelt B1SB6178, Sunbelt B1SB10071, Sunbelt B1EM1810, Sunbelt B1EM1802, Sunbelt B1PBU1300, Sunbelt B1SB6183Ariens Requires 3 for 52" deck; Bobcat Requires 2 for 36" deck; 3 for 54" deck; Bunton Requires 2 for 36" deck; 3 for 52" deck; Encore Premier Pro and HydroPro series walk behinds, Pro-Line riders, Prowler mid-cuts, X-Treme and Z series; requires 2 for 36" deck; 3 for 52" deck; Exmark Requires 2 for 36" deck; 3 for 52" deck; Gravely Requires 2 for 36" deck; 3 for 52" deck; Great Dane Requires 2 for 36" deck; 3 for 52" deck; Husqvarna Requires 2 for 36" deck; 3 for 52" deck; Jacobsen Requires 2 for 36" deck; 3 for 52" deck; John Deere Requires 2 for 36" deck; 3 for 52" deck; Kees Requires 2 for 36" deck; 3 for 52" deck; Lesco Requires 2 for 36" deck; 3 for 52" deck; Scag Requires 2 for 36" deck; 3 for 52" deck; Snapper Requires 3 for 52" deck; Toro Requires 2 for 36" deck; 3 for 52" deck; Wright Mfg. Requires 2 for 36" deck; 3 for 52" deckLength: 18 ", Center Hole: 5/8 ", Width: 3 ", Thickness: .250 ", Heavy-duty