Hi-Lift Blade / AYP 187254Pack Size:1AYP 187254, AYP 187256, Husqvarna 532 18 72-54, Husqvarna 532 18 72-56, Husqvarna 539 11 20-53, Husqvarna 777 18 72-56Home Depot 302419, Lowe's 234016, NHC 212-0731, NHC EP1050, Outdoor Factory Parts HU22054, Outdoor Factory Parts 578431904, Oregon 95-072, Rotary 11180, Rotary 14459, Sunbelt B1EP1050AYP 2004 and newer; requires 3 for 54" deck; Husqvarna Requires 3 for 54" deckLength: 18 1/2 ", Center Hole: 5 pt. star, Outer Hole: 3/8 ", Center To Center: 3 3/4 ", Width: 2 3/4 ", Thickness: .187 "

A45