Compatible Models: Spool model F016800569/F016800385, compatible with EasyGrassCut 23, EasyGrassCut 26, EasyGrassCut 18, 18-230, 18-260, 18-26. High Quality: ABS spool and durable polyamide nylon line, flexible. Aerodynamic shape reduces drag for more efficient cutting. Auto feed system allows easy replacement without hand-winding. Size: Trimmer spool line diameter 0.065 inch, fits line hole precisely. Spool line length 16 ft provides extended mowing range. Easy to Use and Install: Remove the cap cover. Automatic winding enables quick spool changes, saving time and effort. Precautions: Wear safety goggles and long pants during use to prevent injury from flying debris. This replacement spool is intended for light grass trimming only. For thick or tough weeds, use alternative tools. Installation Instructions: 1. Turn off the trimmer and remove the spool cap. 2. Insert the new spool into the head. 3. Snap the line into the slot and align with the retainer. 4. Replace the cap securely. Color: Black Material: ABS, Nylon Package Contents: 8 x Trimmer Replacement Spool Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting and display settings may cause slight color variations between the image and the actual product. Measurement error allowance is +/- 1-3 cm.