0.065" Single Line Auto-Feed 6-Pack Spools with Spool Cover

0.065" Replacement Trimmer Spool 6-Pack - Comes with 6 pre-wound auto-feed spools and 1 spool cover. Each spool is equipped with standard 0.065 inch nylon line for smooth automatic feeding, saving you time from manual winding and frequent adjustments. 24V & 40V Wide Compatibility - Perfectly compatible with Greenworks 24V & 40V string trimmers, fitting 24V models ST1232, ST24B410-00, ST24B07-00, CKS022 and 40V models ST40B215-00, ST40B07-00; precision engineered for seamless fit and easy installation. Premium Strong Nylon Line - Made of high-toughness wear-resistant nylon material, the trimmer line is anti-breakage, anti-fray and anti-tangle. Delivers clean cutting performance for weeds, lawn edges and overgrown grass. Auto-Feed System Design - Adopts auto-feed structure to release line automatically during operation. No need to pause work frequently to pull or adjust the line, greatly improving trimming efficiency. Easy Installation & Great Value - Tool-free installation for quick replacement. The included spool cover fits tightly and protects the spool well. 6-pack provides sufficient spare parts for daily lawn and garden maintenance.