Contain 4 Mounting Bolts and 1 Nuts Replacement Mandrel Spindle Assemblies for American Yard Products (AYP), Craftsman and Husqvarna Mowers Replaces 587253301 Mandrel Spindle Assembly, 532192870,192870 Replacement for Husqvarna & AYP 46", 48" & 54" Decks, Poulan Pro 46" Twin Blade Mower FITS: CRAFTSMAN, POULAN, HUSKY, HUSQVARNA, WEEDEATER, AND MORE After Market Spindle Assembly Replacement for 587253301, 532192870 Husqvarna, Mandrel, Craftsman Mower 46", 48" & 54" Decks After Market Spindle Assembly Replacement for American Yard Products (AYP), Mandrel, Craftsman and Husqvarna Mowers. After Market Spindle Assembly Replaces 587253301 Mandrel After Market Spindle Assembly replaces 532192870,192870. Replacement for Husqvarna & AYP 46", 48" & 54" Decks, Poulan Pro 46" Twin Blade Mower Some Serial #'s require a different starter: 128 CD (2010-03) 128 C (2010-03) 128 L (2010-03) 128 LD (USA, Canada) (2010-03) 128 LDX (2010-03) 128 LDX (USA, Canada) (966589201) (2010-05) 128 R (CAN. only) (2010-03) 128 RJ (Canada Only) (2010-03) 128DJX - 966712501 (2011-01)