Ingco 2.5mm 4-Meter Professional Trimmer Line Spool - Heavy-Duty Pre-Wound Replacement Nylon Bump-Feed Head for Gasoline Grass Trimmers and Brush Cutters (ALS25405)

Tackling overgrown grass, tough weeds, or tangled lawn borders with a worn-out, tangled, or brittle trimmer line ruins your landscaping efficiency and strains your outdoor power equipment. Weak, low-grade lines fray quickly upon hitting hard stone borders, fences, or walkways, forcing you to constantly stop work to adjust the spool manually. The Ingco ALS25405 2.5mm Pre-Wound Line Spool is an industrial-grade landscaping solution engineered for rapid structural clearing and smooth, continuous line feeding. Featuring an optimized aerodynamic profile and a durable nylon formulation, this high-performance replacement spool slices cleanly through dense garden growth while maximizing your machine's operational efficiency.

The outstanding structural endurance and smooth advancement of this trimmer line stem from its premium high-tensile copolymer nylon construction. This heavy-duty compound undergoes a specialized extrusion process to enhance impact resistance, meaning it resists snapping or melting together under the intense thermal friction generated during high-RPM trimming. Outfitted with a heavy-duty 2.5mm diameter line pre-wound onto a factory-balanced bump-feed spool, the assembly drops directly into your trimmer head housing to eliminate manual winding errors and internal line jamming. Built to withstand sudden impacts against concrete curbs and tree roots, this reliable accessory keeps your heavy-duty gasoline brush cutters running smoothly.

Key Features

• Precision Pre-Wound Spool – Factory-wound alignment guarantees seamless, jam-free line feeding and eliminates frustrating manual wrapping.

• 2.5mm Heavy-Duty Thickness – Robust line diameter engineered specifically to handle dense weed fields, thick wild grass, and light brush clearing.

• Premium Copolymer Nylon – Industrial-grade compound prevents premature line fraying, snapping, and thermal welding inside the spool housing.

• 4-Meter Working Length – Provides a generous supply of continuous nylon line for extended landscaping and commercial maintenance tasks.

• Convenient Bump-Feed Mechanism – Allows you to tap the head on the ground during high-speed operation to instantly advance fresh line.

• Tool-Less Drop-In Design – Installs into the trimmer head housing in seconds, allowing you to transition back to your yard work instantly.

Technical Specifications

• Brand: INGCO

• Model: ALS25405

• Product Type: Pre-Wound Replacement Trimmer Line Spool / Bump-Feed Head Assembly

• Line Diameter Thickness: 2.5mm Precision Profile

• Total Line Length Capacity: 4 Meters (13.1 Feet) Continuous Loop

• Line Material Formulation: High-Performance Impact-Resistant Copolymer Nylon Matrix

• Spool Feed Action Type: Bump & Go / Tap-Feed Line Advancement System

• Machine Compatibility Match: Custom-engineered replacement head optimized for heavy-duty Ingco petrol brush cutters and grass trimmers (Perfect matching accessory for the Ingco GBC5434411, GBC5434421, GBC5524411, GBC5524421, GBC5624421, and GMT55231 gasoline series)

• Primary Target Substrates: Tough natural grass, stubborn weeds, overgrown roadside borders, thick backyard dandelion patches, and light woody brush

• Primary Applications: High-volume commercial lawn edge trimming, clearing fields around fence lines, tidying up tree base rings, cleaning walkway borders, and general domestic garden grooming

Ideal For

Professional landscapers, agricultural contractors, commercial property caretakers, and dedicated homeowners who require a fast, thick, and high-endurance replacement line head to handle demanding weed-clearing tasks.

Package Includes

1 × INGCO ALS25405 Pre-Wound Trimmer Line Spool Head (2.5mm x 4m)