Rotary® 10377 6 Mower Blades for AYP® 173921 Husqvarna® 532173921 48" Deck

Fits AYP: 173920, 173921, 180054, 512258301, 532173920, 532173921, 532180054, 539107519, 575938201 Fits AYP: 575938301, 917173920, 917532173920, 917532173921, 917532180054, 917539107519, 917577203106 Fits AYP: 954633774, 954633781 16-3/8 in. x 2-1/2 in. x .204 in. x 5 Point Star Center Hole