Eyoloty Replacement Dual-Line Spool for Kobalt 24V Trimmers — 0.080" x 16 ft, 6-Pack Pre-Wound

When your Kobalt 24‑Volt trimmer needs fresh line, this Eyoloty replacement spool arrives pre-wound and ready to snap into place. The spool uses a compact dual-line design and a 0.080" diameter cutting line that balances durability and maneuverability for common yard trimming tasks. Supplied as a 6-pack, these spools keep an extra supply on hand so you can swap spools quickly and get back to work.

Which Kobalt trimmer models will this spool work with?

The Eyoloty KLS 124-03 replacement spool is built to be compatible with a range of Kobalt 24‑volt string trimmers and edgers. It matches the original spool dimensions and mounting features used by several Kobalt part numbers, so installation is straightforward.

• Compatible with KST 1124B-03, KST 2024A-03, KST 2224B-03, KST 4024A-03
• Fits Kobalt item numbers 1504979 and 1137837
• Designed to replace OEM KLS 124-03 style dual-line spools

How long is the line and what thickness is best for my trimming needs?

This spool comes pre-wound with 16 feet of 0.080" diameter dual-line—an all-purpose size suited to edge work, light brush, and regular lawn maintenance. The 0.080" thickness offers a balance of flexibility and toughness, resisting breakage while still cutting cleanly through grass and light weeds.

• 16 ft total pre-wound line per spool for multiple reloads
• 0.080" diameter provides wear resistance without excessive weight
• Dual-line design increases cutting width for faster coverage

Is installation difficult and what tools are required?

Installation is intended to be quick and tool-free: the spool is pre-loaded and engineered to snap into the trimmer head used on these Kobalt models. Remove the spool cap on your trimmer, seat the Eyoloty spool, and reattach the cap—no winding required.

• Pre-wound spools eliminate manual line winding
• No special tools needed—follow trimmer head removal instructions
• Simple snap-in fit matches OEM mounting points

What performance benefits do these spools offer compared to generic line?

These spools are engineered to reduce drag and keep line feed consistent during operation. Aerodynamic shaping and balanced line feed help the head maintain steady speed and produce cleaner cuts, letting you finish jobs faster with fewer interruptions.

• Pre-measured line reduces downtime from reloading
• Balanced dual-line improves cutting efficiency and stability
• Durable material reduces frequent line breakage and replacements

Who is this for: Homeowners and landscapers using Kobalt 24‑volt string trimmers who want a quick, reliable replacement solution. If you value fast spool swaps, consistent cutting performance, and keeping spare spools on hand, the Eyoloty KLS 124-03 6-pack gives practical value and compatibility for routine lawn and garden trimming tasks.