Enhance the performance of your Oregon model 520 grinder with the Oregon 572522 arm support assembly. This high-quality part is designed to provide sturdy and reliable support for your grinder, ensuring smooth and efficient operation. Crafted with precision and durability in mind, the Oregon 572522 is a must-have for any grinder enthusiast. Upgrade your equipment with this top-of-the-line assembly and experience unmatched grinding results. Perfect for DIY enthusiasts and professionals alike, the Oregon 572522 is an essential addition to your toolkit. Trust in the brand name, Oregon, and the part number, 572522, to deliver exceptional results every time.