THTEN 2900719 Trimmer Spool Line Replacement for Greenworks 20ft 0.065 inch 2101602 2101602A STBA40B210, 2101602, ST40B410, BST4000 Dual line String Trimmers+3410468 Cap Covers Parts CMZST0653 Trimmer Blade Commerical gradem low noise

Commerical gradem low noise

Replacement EGO String Trimmer Head and Spool Spring

longer life and a professional appearance

DCST925M1 Type 2

just unscrew the old cap and snap it onto the spool wire

THTEN 2900719 Trimmer Spool Line Replacement for Greenworks 20ft 0.065 inch 2101602 2101602A STBA40B210, 2101602, ST40B410, BST4000 Dual line String Trimmers+3410468 Cap Covers Parts CMZST0653 Trimmer Blade Commerical gradem low noise0. 065 in. Dual line string trimmer spools Compatible with Greenworks 2101602 2101602A STBA40B210, 2101602, ST40B410, BST4000 dual line string trimmers twisted copolymer nylon resin and synthetic trimmer edger line More Convenient to Use & Store: Auto Feed System replacement spool eliminates time spent hand winding string trimmers Greenworks string trimmer replacement spool with High Quality 0. 065" replacement line