Product Description
The Archer Commercial-Pro 4.00 mm / .155" Round Nylon Line is a premium-grade trimmer line engineered for professional landscapers, contractors, and demanding property maintenance applications. Designed for maximum strength and consistent feed, this heavy-duty line delivers superior cutting power and durability, even under continuous commercial use. The 5 lb reel provides an excellent bulk supply for extended run time and reduced downtime.

Key Features
✅ SKU: UKR40P50
✅ Diameter: 4.00 mm / .155"
✅ Length: Approx. 480 m (1,575 ft) per 5 lb reel (may vary slightly)
✅ Shape: Round – ideal for general trimming and edging
✅ Material: High-strength nylon co-polymer blend
✅ Colour: High-visibility orange
✅ Compatible with most professional brushcutters and trimmers

Benefits
✔️ Heavy-Duty Cutting Power – 4 mm line diameter cuts through dense grass and tough weeds with ease
✔️ Extended Wear Life – Impact-resistant nylon stands up to heat, friction, and abrasive surfaces
✔️ Consistent Feed – Round profile ensures smooth line release and reduced head wear
✔️ Reduced Breakage – Engineered for flexibility under high RPM loads
✔️ Professional Bulk Reel – Convenient 5 lb spool for workshop or fleet use

What It’s Used For

• Professional and commercial trimming applications

• Cutting thick grass, coarse weeds, and light scrub

• Use with heavy-duty trimmers and brushcutters

• Ideal for contractors, councils, and acreage property owners

Compatible With:
Fits most straight-shaft STIHL, Husqvarna, Honda, Shindaiwa, Echo, Bushranger, and other commercial-grade trimmers that accept 4.0 mm / .155" line.
(Always confirm head capacity and manufacturer recommendations before installation.)

How to Install

1. Power off the trimmer and disconnect spark plug or battery.

2. Remove the trimmer head cap and old line.

3. Cut desired line length (usually 2–3 m per reload).

4. Wind line evenly in the direction of the arrows on the spool.

5. Refit the cap securely and test feed for proper line release.