4 Spools 1 Cap F016800570 Replacement Trimmer Spool For Universal Grasscut With Cap 1600A01R5J Compatible Trimmer Model: Universal GrassCut 18, Universal GrassCut 18-26, Universal GrassCut 18-260 grass trimmer. Spool Model: F016800570. String Trimmer Replacement Spools 6m long, 1.6mm in diameter. Spool cover cap model: 1600A01R5J. Premium Material: High-quality nylon cord, durable and efficient for cutting grass. Flexible and strong, allowing the line to stretch and absorb impact on hard surfaces. Excellent Workmanship: Professionally wound using CNC cutting and automatic winding technology, ensuring safer and more consistent performance than manual winding. Reduces the risk of jams and minimizes wear on the trimmer. Precaution: Always wear protective eyewear and appropriate clothing when operating the trimmer. Disconnect power before installing, removing, or replacing accessories. Specification: Material: Nylon Size: 6m long, 1.6mm diameter Trimmer Spool Model: F016800570 Trimmer Cover Cap Model: 1600A01R5J Compatible with Trimmer Models: Universal GrassCut 18, Universal GrassCut 18-26, Universal GrassCut 18-260 grass trimmer Features: - Extends edging life up to 25% compared to standard conditions - Pliable and flexible design allows line to stretch and cushion upon impact - Aerodynamic shape reduces drag for more efficient cutting - Auto-feed spool design eliminates the need for hand-winding Package Includes: 4 Replacement Spools with 1 Cap