Replacement mower blades by Oregon. These blades are made to exact OEM specification for optimum performance. Each blade is thru-hardened to a Rockwell C-scale hardness of 50 for optimum safety and durability, then individually straightened for a precision cut. All Oregon mower blades are made in the U.S.A.Gator Mulcher Lawn Mower Blade For Murray # 92419E701, 0905101E701Replaces OEM # Murray # 92419E701, 0905101E701For Cut Size : 42"Blade Length : 21 1/4"Blade Width : 2.5Blade Thickness : 0.187Blade Center Hole : 27/32Blade Outer Holes : 0 Outer Holes CTR to Ctr : 0Blade Type : Gator Mulcher