3 Pack Genuine Husqvarna 532193003 Blade Bolt & Washer OEM Blade Bolt with Washer (3) Pack Genuine Husqvarna Part # 532193003 7/16-20 UNF Fits Many Specific Husqvarna Models Also Fits Other Brands Produced by Husqvarna that Require this Part # (Sears Craftsman, AYP, Poulan, Poulan Pro, Roper, Weed Eater etc.)