Hi-Lift Blade / Grasshopper 320250Pack Size:1Grasshopper 320250, Grasshopper 320251Edgewater 153030, Green Line 34497, Green Meadow 91-544, J. Thomas GR-6402, J. Thomas GR-6403, Landscaper Express 156402, Landscaper Express 320251, Landscaper Pro 156402, Mow More GH6402, NHC 212-0136, Oregon 91-544, Oregon 91-533, Prime Line 7-06493, Rotary 6402, Sunbelt B1SB6402Grasshopper Requires 3 for 72" deckLength: 25 ", Center Hole: 1/2 ", Width: 2 1/2 ", Thickness: .250 ", Heavy-duty