Features: Perfectly compatible for AC80RL3/AC14HCA trimmer heads, this 10pack weeds wackers String set ensures tool free installation and jams resistant operation for continuous lawn maintenance. Engineered with wear resistant polyamide material and uniform diameter, the trimmer line resists breakage against rocks/stubborn weeds while maintaining smooth automatic feed in compatible trimmer heads. Ideal for homeowners and gardening enthusiasts maintaining small to medium yards, featuring 8 prewound spools and 2 replacement caps for seasonal use without frequent repurchasing. Delivers efficient grass cutting across residential lawns, garden edges, and overgrown patches with enhances centrifugal force for consistent coverage on tender grass and mildly woody stems. The snap lock spool design enables easy replacements simply align, push, and trim, with tightly wound coils preventing tangling during storage for instantly readiness every season. Specifications: Component:ABS Cover Size: Approx.75x33x75mm/2.95x1.3x2.95inch, spool Size: Approx.56x56x24mm/2.2x2.2x0.95inch Package Includes: 1set/10pcs weeds wackers String note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.