Medium-Lift Blade / AYP 850973Pack Size:1AYP 850973, AYP 33219, AYP 701213, AYP 406713, Craftsman 850973, Craftsman 33219, Craftsman 406713, Husqvarna 532 85 09-73, Husqvarna 532 40 67-13, Poulan Pro 532-850973Aladdin US30, Edgewater 156685, ESF 114-862, Foley/Belsaw 5978212, Foley/PLP 114-862, Green Line 156038, Green Meadow USSE17, Laser L1806, Laser 91252, NHC EP1005, Outdoor Factory Parts 578445608, Oregon 95-023, Oregon 95-073, Oregon 95-602, Prime Line 7-06313, Rotary 6038, Sunbelt SB-1044, Sunbelt SB-95902, Sunbelt EP-1005, Sunbelt SB-6038, Sunbelt B1EP1005, Sunbelt B1PD1014, Sunbelt B1SB1044AYP 22" walk behind; Husqvarna 22" walk behind; Poulan 22" walk behind; Sears 22" walk behindLength: 21 3/4 ", Center Hole: 5/8 ", Outer Hole: 3/8 ", Center To Center: 1 7/8 ", Width: 2 1/2 ", Thickness: .149 "