HIGH LIFT MOWER BLADE FITS AYP 532180054SPECIFICATIONS: LENGTH 16 3/4" CENTER HOLE 5 PT. STAR WIDTH 2 1/2"FITS:AYP REQUIRES 3 FOR 48" DECK HUSQVARNA REQUIRES 3 FOR 48" DECK REPLACES OEM: 21547939, 173920, 180054, 512258301, 532180054, 539107519, 575938201, 575938301, 917173920, 954633774, 24679, 532173920, 532180054, 532180054, 539107519REPLACES AFTERMARKET:340-222, 1106609, 195-062, 19938, 212-0622, 218926, 490-110-0045, 504-00140, 578431905, 7-06780, 812983, 95-053, 95-062, 9907, B1EP1035, B1PD1074, EP-1035, EP1035, HQ3920, PR3055009,Warning:Lead-Nickel-Cancer and Reproductive Harm