Oregon Gator Mulcher 3-N-1 Blade For 40-Inch Murray Lawn Mowers 97-619 Replaces OEM No. 56251E701, 92544E701, 95103E701, 495103MA and 4951033MA Order 2 for a 40-Inch cut Blade length (measured diagonally): 20-9/32-Inch Center hole diameter: 27/32-Inch Width: 2.50-Inch and thickness: 0.187-Inch