Sand Blade / AYP 134149Pack Size:1AYP 134149, Husqvarna 532 13 41-49, Husqvarna 777 13 41-49Green Line 156189, Laser 91913, NHC 212-0039, NHC EP1020, Oregon 95-039, Rotary 6262, Sunbelt B1EP1011, Sunbelt B1PD01073, Sunbelt B1EP1020AYP Requires 2 for 42" deckLength: 21 ", Center Hole: 5 pt. star, Outer Hole: 5/16 ", Center To Center: 3 ", Width: 2 1/4 ", Thickness: .187 "