Hi-Lift Blade / AYP 137380Pack Size:1AYP 137380, AYP 156468, Craftsman 137380, Husqvarna 532 13 73-80Aladdin US44, Edgewater 156118, ESF 114-078, Foley/Belsaw 5979929, Foley/PLP 114-078, Green Line 156264, Green Meadow USSE971, Laser L1604, Laser 91110, Laser 91489, NHC EP1014, Oregon 95-018, Prime Line 7-06312, Prime Line 7-06316, Rotary 6196, Sunbelt EP-1014, Sunbelt SB-6196, Sunbelt B1EP1022, Sunbelt B1EP1014AYP Requires 3 for 50" deck; Sears Requires 3 for 50" deckLength: 17 3/8 ", Center Hole: 5 pt. star, Width: 2 1/4 ", Thickness: .149 "