http://tinyurl.com/mh4nuyf<P>Oregon Lawn Mower Blade For John Deere 19-4/2-Inch Mulching M112991 91-403Product Review<P> Click on the link for more reviews<P>Replaces OEM No.M112991<P>Blade length (measured diagonally): 19.6-inch<P>Blade width 2.5-inch<P>Blade center hole diameter 0.71-inch<P>
