Feature 1Replacing OEM numbers for reference: 587820301, 587253301, 532192870, 587125401. 2Mounting holes have threads. It is easy to install for your convenience. 3Perfect replacement for the old or broken spindle assembly. 4According to the original OEM specifications, perfect fit. 5Made of quality iron material, sturdy and durable, not easy to deform.Condition: 100% Brand NewItem Type: Blade SpindleMaterial: IronColor: As picture shownOEM: 587820301, 587253301, 532192870, 587125401Height: 7 1/2in46in, 48in and 54in decksBlade mount is 5 pt. Star shapedIncludes blade bolts, washer, and mounting hardwareFitment: Fits for HUSQVARNA .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Blade Spindle1 x Pack of AccessoriesNotePlease double check the part number of your item, matching information is for reference only.If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!