1- Oregon 192-028 Mower Blade 20-1/2" For Exmark 103-6393 103-6393-S Oregon 192-028 Mower Blade, 20-1/2" Exmark 103-6393, 103-6393-S Replaces: Exmark 103-6383, 103-6383-S, 103-6388, 103-6388-S, 103-6393, 103-6393-S, 103-6398,  103-6398-S, 103-6403, 103-6403-S, 116-5174, 116-5174-S, 116-8181, 116-8181-S, 116-8196,  116-8196-S, 13-6398 Stens 355-295 **New Oregon Blades Released 2021 With Ultra X-tended Cutting Length Edge Replaces Discontinued Part Number 92-208** Specifications: Blade Width 3" Blade Thickness .189" Blade Length 20-1/2" Center Hole Size 15/16" Air Lift 1-5/16"