105" String Trimmer Line Commercial Grade Weed Wacker Replacement String, 0.105Inch-1000ft-3Lb, Heavy-Duty Weed Eater String with High Cutting Efficiency, Ideal for Lawn Care

What It Is

This is a 0.105-inch diameter commercial-grade nylon string trimmer line, sold in a 1,000-foot spool (3 lbs). It’s designed for heavy-duty weed whacking—thick brush, overgrown grass, and commercial landscaping—not light residential trimming.

Fitment & Compatibility

• Diameter: 0.105 inch (2.7 mm). Only fits trimmers that accept 0.105-inch line or smaller. Check your trimmer’s manual or head for the max line diameter—many residential models max out at 0.080 or 0.095. Forcing 0.105 into a head rated for smaller line will jam or break the head.
• Spool type: This is bulk line, not pre-wound. You’ll need to manually wind it onto any spool that fits your trimmer. Works with bump-feed, fixed-line, and quick-load heads as long as the head can handle the diameter.
• Brand/Model: No specific brand lock-in. Compatible with any trimmer that uses 0.105 line—common with Stihl, Echo, Husqvarna, and commercial-grade units. Check your model’s line size spec before buying.
• OEM vs aftermarket: Aftermarket. No OEM branding. Performance depends on your trimmer’s feed mechanism—some bump heads may not advance this thicker line smoothly.

Key Things to Know

• Quality: Nylon blend with moderate wear resistance. Not the toughest against abrasive surfaces (concrete, rocks), but holds up well in grass and light brush. Some users report it breaks more easily than premium brands like Oregon or Husqvarna.
• Installation: Easy—cut to length, wind tightly, avoid overlapping. No special tools. But the 1,000-foot spool is heavy; you’ll need to cut manageable lengths (20-30 feet) to avoid tangling.
• Common gotcha: If your trimmer head has a small line inlet or a restrictive guide, 0.105 may not feed properly. Test a short piece before spooling the whole reel.
• Storage: Keep dry and out of direct sun. UV light degrades nylon over time.

Should You Buy It

Buy this if you have a commercial or high-end residential trimmer that accepts 0.105 line, you need a large bulk spool for frequent trimming, and you’re okay with a mid-tier nylon blend that’s not the toughest on pavement. Skip it if your trimmer maxes out at 0.095 or smaller, or if you need premium abrasion resistance for rocky or edging work.