Compatible with Black & Decker String Trimmer Models:GH3000,GH3000R,LST540, LST540B. Spool Model:SF-080. 20ft 0.08 inches diameter Line supports fast cutting and longer lifetime Compatible with Black and Deacker spools by the CNC machine cutting and winding, automatic line change. Compatible with original spools models SF-080.High-quality ABS spool & durable polyamide nylon thread, flexible and long service life. Aerodynamic shape allows less drag for more efficient cuts. Easy Installation:Each Black Decker SF-080 GH3000 Replacemen spool part comes pre-wound with 90583594 Cover Cap and may be replaced easily in a few seconds Quality Assurance:If you have any quality problems, please feel free to contact us, we will provide appropriate solutions within 24 hours.

❤️Compatible with Black & Decker String Trimmer Models:GH3000,GH3000R,LST540, LST540B.

❤️Spool Model:SF-080. 20ft 0.08 inches diameter Line supports fast cutting and longer lifetime

❤️Compatible with Black and Deacker spools by the CNC machine cutting and winding, automatic line change. Compatible with original spools models SF-080.High-quality ABS spool & durable polyamide nylon thread, flexible and long service life. Aerodynamic shape allows less drag for more efficient cuts.

❤️Easy Installation:Each Black Decker SF-080 GH3000 Replacemen spool part comes pre-wound with 90583594 Cover Cap and may be replaced easily in a few seconds

❤️Quality Assurance:If you have any quality problems, please feel free to contact us, we will provide appropriate solutions within 24 hours.