Exmark 135-0413-S 21" Deck Blades-Mower Medium Lift 20.5" (3/8 Hole) Original Fits Models:
ECSKA21 S/N 312,000,000 & Up Blade Assembly ECSKA21 S/N 313,000,000 & Up Blade Assembly ECSKA21 S/N 314,000,000 & Up Blade Assembly ECSKAP21 S/N 312,000,000 & Up Blade Assembly ECXHN21 S/N 312,000,000 & Up Blade Assembly ECXHN21 S/N 313,000,000 & Up Blade Assembly ECXHN21 S/N 314,000,000 & Up Blade Assembly ECXHNBBC21 S/N 312,000,000 & Up Blade Assembly ECXHNBBC21 S/N 313,000,000 & Up Blade Assembly ECXKA21 S/N 312,000,000 & Up Blade Assembly ECXKA21 S/N 313,000,000 & Up Blade Assembly ECXKA21 S/N 314,000,000 & Up Blade Assembly ECXKABBC21 S/N 312,000,000 & Up Blade Assembly ECXKABBC21 S/N 313,000,000 & Up Blade Assembly ECXKABBC21 S/N 314,000,000 & Up Blade Assembly 
