1 Aftermarket Replacement 21316 X 6 Point Star Standard Mower BladeFits MTD Models 13AD604G401, 13AD624G401, 13AD674G401, 13AD678G034, 13AD678G300, 13AD698G205, 13AF607G352, 13AF608G062, 13AF660G352, 13AF673G000, 13AF675G062, 13AF678G205, 13AF693G118, 13AF698G300, 13AG619H022, 13AG675G033, 13AG675G196, 13AG675G733, 13AG678G022, 13AG678G7SpecsbC to C 212,Center Hole H pattern fits 6 star pattern,Length 21316,Thickness 156,Width 3,Requires 2 Blades for 42 DeckbReplaces Part Numbersb 74204126, 74204308, 7420616, 7420616A, 7420656, 9420616, 9420616, 9420616A, 9420656, 94204126, 94204308, 94204308Aspan