NTD Quik-Lok Power Broom attachment. Got it because previous owners loved gravel, but I hate gravel. This thing is a behemoth! Heavy enough that I'll need to re-tighten the connection point on
Milwaukee M18 FUEL QUIK-LOK Rubber Broom Attachment 49-16-2740 - The Home Depot
Milwaukee M18 FUEL 18V Lithium-Ion Brushless Cordless String Trimmer 8Ah Kit with Brush Cutter, Rubber Broom, Edger Attachments 2825-21ST-49-16-2738-49-16-2740-49-2718 - The Home Depot
Quik Lok | Milwaukee Tool
Milwaukee M18 Fuel Quik-Lok Attachments - Pro Tool Reviews