Oregon 96-321 Exmark Gator Mulcher 3-In-1 High Lift Replacement Lawn Mower Blade 16-1/4-Inch Length: 16-1/4-inches Center: 15-16-inches Need 3 for 48" cut This blade is a direct replacement for the following OEM blades Toro  109-6872, Exmark  103-6381, Exmark  103-6381-S, Exmark  103-6391, Exmark - 103-6391-S, Exmark  103-6396, Exmark - 103-6396-S, Exmark  103-6401, Exmark  103-6401-S, Exmark  116-5177, Exmark  116-5177-S Width  2.5 and Thickness - .203