CZS 6 Steel Razor Blade Trimmer Head & 9" x 36T Carbide Tip Brush Cutter Blades Weed Eater Blades for Brush Cutter, Trimmer, Weed Eater (1 Pack Adapter Kit Included) - Walmart.com
Amazon.com: 10" x3T Steel Brush Cutter Blade for 1" (25.4 mm Or 20 mm Arbor), Carbon Steel Weed Eater Blades with Blade Adapter Attachment Kit Compatible with Hus-qvarna, Sti-hl, Ore-gon, and Hita-chi :
Amazon.com: CZS 2 Pack 10" x 80T Carbide Tip Brush Cutter Trimmer Blades, Weed Eater Blade for Cutter, Trimmer, Weed Eater (2 Pack Different Adapter Kit Included) : Patio, Lawn & Garden
STIHL Metal Blade Conversion Kit for FS String Trimmer - 4180 007 1013 | Blain's Farm & Fleet
Weed Trimmer Blade Adapter Kit for Straight Shaft String Trimmer Brush Cutter Weed Eater Drop Shipping - AliExpress
ECHO 8 in. 8-Tooth Brush Blade Conversion Kit (20 mm) 99944200422 - The Home Depot