Ensure you get the right blades, look up the mower blades you need at https://partscatalog.deere.com/jdrc/. Or put the make, model and serial number of your piece of equipment in the comments when you order and we will check it before we ship the parts.
21-inch Mulching Mower Blade for JA and JX Series Walk Behind Mowers.
Blade Length: 17.047 inches
M125413 replaces GC90065 and M112738.
Fits On: JA60, JA62, JA65, JE75, JX75, JX85.