THTEN 2900719 Trimmer Blades Head Replacement Spool 20ft 0.065 inch Compatible with Greenworks 2101602 2101602A STBA40B210 2101602 ST40B410 BST4000 Dual line String Trimmer,20 Pack Welcome Back to School Yard Sign just unscrew the old cap

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

💕【Product Sizes】 - The happy 50th anniversary Sign measures about 12x16 inches

or by the hot tub

EFF-080 Line string trimmer replacement spool fits for Black & Decker EFD-080-5PK

Use centrifugal force and aerodynamics to reduce drag and enable fast cuts

THTEN 2900719 Trimmer Blades Head Replacement Spool 20ft 0.065 inch Compatible with Greenworks 2101602 2101602A STBA40B210 2101602 ST40B410 BST4000 Dual line String Trimmer,20 Pack Welcome Back to School Yard Sign just unscrew the old capCompatible with Greenworks models: 2101602, 2101602A, STBA40B210, 2101602, ST40B410, BST4000 dual line string trimmers. Easy Installation: simply push this trimmer head into the string socket and it automatically locks in place with assistance from the side push buttons. For Best Use: avoid using this accessory for edging, working alongside brick, chain, or wooden fencing. Products Include: The package contains 6 Pack Polycarbonate Blades and 4 Set