Kudoosen Dual-Line Replacement Spools for Kobalt 24V Trimmer — 0.080" x 20ft, 3-Pack Pre-Wound

Keep your Kobalt cordless string trimmer working at peak performance without hunting for proprietary parts. These Kudoosen KLS124-03 spools are made to fit Kobalt 24-volt heads (including KST 1124B-03, KST 2024A-03, KST 2224B-03, KST 4024A-03 and KST 4024AB-03) and arrive pre-wound so you can swap them in seconds. Each spool uses dual 0.080" line for efficient cutting and comes in a convenient 3-pack for extended runtime between purchases.

How do these spools fit my Kobalt 24V trimmer?

These spools are manufactured to match the size and locking features of Kobalt KLS 124-03 factory parts and common aftermarket replacements. Installation is straightforward: remove the old spool, seat the new pre-wound spool in the head, and reassemble—no winding required.

• Compatible with KST 1124B-03, KST 2024A-03, KST 2224B-03, KST 4024A-03, KST 4024AB-03
• Mated to Kobalt item numbers 1504979, 1137837, 3488480
• Pre-wound for immediate use—no manual line winding
• Snap-in design mirrors OEM spool geometry for secure fit

What cutting performance can I expect from the 0.080" dual line?

The 0.080" diameter nylon line balances durability and flexibility so it handles typical yard weeds, grass edges, and light overgrowth without excessive breakage. Using two lines increases cutting width and reduces the need for multiple slow passes, making trimming faster and more consistent.

• 20 feet of 0.080" line per spool for extended trimming time
• Dual-line configuration widens cut swath and improves efficiency
• Nylon composition resists fraying while remaining flexible
• Designed for everyday residential trimming tasks

Are these spools durable and easy to handle?

The spool body uses high-grade ABS plastic to resist impacts and flexing during use, while the line itself is nylon for reliable cutting. Because each spool ships pre-wound and sized to OEM tolerances, you reduce downtime and handling mess compared with loose-line refills.

• ABS spool housing for strength and long service life
• Nylon line engineered for wear resistance and consistent feed
• Pre-wound spools simplify replacement and minimize mess
• Three-spool pack gives spare capacity for multiple sessions

Who is this for? Homeowners and landscapers who own a compatible Kobalt 24V trimmer and want a ready-to-install, cost-effective replacement option will appreciate these Kudoosen spools. They suit people who prefer minimal maintenance—pre-wound spools slip into place quickly—and anyone seeking a reliable dual-line setup for routine edging, trimming, and light brush work. If you need additional guidance matching part numbers or installation help, Kudoosen provides customer support to assist with fit and use.