Pre-Wound: The spool line is 13.2 ft in length and 0.063 inch in diameter, factory wound for maximum reliability and consistent performance. Compatible with EasyGrassCut 23, 26, 18, 18-230, 18-260, 18-26. Premium Quality: Spool replacement made of durable ABS material and polyamide nylon thread. Pliable, flexible, and long-lasting. Easy to Use: Snap-in installation allows quick and tool-free replacement. Precision CNC cutting and automatic bobbin winding ensure efficiency and reduce the risk of line tangles, helping protect your grass trimmer during use. Safety Tip: Strong centrifugal force and fast cutting action occur during operation. Wear eye protection and long pants to help prevent injury. Material: ABS, nylon Color: Black Package Contents: 6 x Spool & Line Note: The package includes only the items listed above. Other products are not included. Lighting and monitor settings may cause slight color variations between the image and the actual item. Measurement tolerances may vary by +/- 1-3 cm.