The Oregon 82-021 Spindle Assembly set of three is a premium replacement for Husler and Excel 350595, ensuring smooth blade rotation and precise cutting performance. Designed to fit Excel Super Z and Hustler Z, Super Z, and ATZ mowers with 52", 60", and 72" decks, it offers a perfect fit for effortless installation. Featuring a heavy-duty cast iron housing for durability, it can also be rebuilt with Oregon 45-225 bearings for a cost-effective repair solution.