Set of 6 Sears Craftsman AYP Husqvarna 54" Mower Blades 187256 187254 Standard Lift Blade replaces AYP #187254 (3) Blades for 54" Cut Fits Craftsman, Husqvarna, Poulan Pro For Low Lift version use Rotary 13239 WID 3" C. H. DIA 5 POINT STAR THICKNESS 0.1870" LENGTH 18-3/8"