Hi-Lift Blade / Murray 91742HTPack Size:1Murray 91742HTAladdin UMO19, Edgewater 155627, ESF 114-803, Foley/Belsaw 5979470, Foley/PLP 114-803, Green Meadow UMU19, Green Meadow UMU3, Kwik-Fix 814803, Laser L1890, Laser 91316, Laser 91519, NHC MU2604, Oregon 97-107, Oregon 97-021, Prime Line 7-04665, Quality 120838, Rotary 6017, Sunbelt SB-6017, Sunbelt SB-6119, Sunbelt B1MU2604Murray Requires 2 for 38" deck; old style bladesLength: 19 7/16 ", Center Hole: 13/16 ", Width: 2 1/4 ", Thickness: .134 ", Requires 2 for 38" cut