How to install the TrimmerPlus universal trimmer strap || Weedeater shoulder strap - YouTube
Amazon.com: YOUSHARES Trimmer Shoulder Strap Double Breasted - Mower Trimmer Harness Strap with Durable Nylon Belt Adjustable for Brush Cutter or Gardenning (for STIHL FS, KM Series String Trimmer), Dark Red :