Oregon Gator Mulcher 3-N-1 With Fusion Lawn Mower Blade For John Deere 42-Inch GX22151 518242Product Review
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Fits John Deere 42-inch
Blade length (measured diagonally): 21.2-inch
Blade width 2.5-inch
Blade center hole diameter 0.724-inch Y shape fits MTD 6 point hole. Outer hole:0.32-inch