DOP792-031 Exmark Mower Blade No. 103-6403. Exmark Mower Blade No. 103-6403. This blade measures 20 1/2" long, 15/16" center hole, width and thickness 3.00/.250" with a 1" lift. It takes 3 of these blades for a 60" cut (sold individually). Replaces Exmark part numbers 103-6393, 103-6398 ,116-5174, and 116-5174S.
{Blades are sold individually