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 :
DEWALT 60V MAX Brushless Cordless Attachment Capable String Trimmer, Edger, Brush Cutter, Pole Saw, Blower, Hedge Attachment DCST972X1W5KIT - The Home Depot
TrimmerPlus Universal 8 in. Brush Cutter String Trimmer Attachment TPB720 - The Home Depot
Lieonvis 2-Set 10" x 3 Teeth Carbon Steel Brush Cutter Weed Eater Blades with Blade Adapter Attachment for Cutter, Trimmer, Weed Eater Compatible with Husqvarna, Stihl, Ego, and More - Walmart.com
Weed Wacker Wheel Attachment, Adjustable Support Wheels Auxiliary, Mower Attachment for Weed Trimmer Gas String Trimmer Electric Brushcutter with 1-1.1inch Shaft Tube - Walmart.com
Milwaukee M18 FUEL QUIK-LOK Brush Cutter Attachment 49-16-2738 - The Home Depot
TrimmerPlus BC720 Brush Cutter Attachment in the String Trimmer Attachments department at Lowes.com