Mulching Blade / Murray 56250E701MAPack Size:1Murray 56250E701, Murray 056250E701, Murray 056250E701MA, Murray 56250E701MALaser 91381, Oregon 97-003, Prime Line 7-06414, Rotary 6146, Sunbelt MU2617, Sunbelt B1MU2617Murray Requires 2 for 38" deckLength: 19 1/2 ", Center Hole: 13/16 ", Width: 2 3/4 ", Thickness: .134 ", Requires 2 for 38" cut