Part 587819701 Spindle Assembly is a genuine OEM part manufactured by Husqvarna The manufacturer describes it as Mandrel Kit Lawn mower blade spindle assembly 4 Self tapping screws included Mounting holes are not threaded see Part Replacement video for thread tapping info It is used in Poulan Lawn Mowers Find appliance parts lawn garden equipment parts HVAC parts and more from the top brands in the industry