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 polyamide nylon line, flexible. Aerodynamic design reduces drag for more efficient cutting. Features an auto-feed system that eliminates the need for hand-winding. Size: Trimmer spool line diameter 0.065 inch, fits line hole perfectly. Spool line length 16 ft provides extended mowing range. Easy to Use and Install: Remove the cap cover. Automatic winding allows quick spool replacement, 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 use on young, light vegetation. For thick or woody weeds, use alternative cutting tools. Installation Instructions: 1. Turn off the trimmer and remove the spool cap. 2. Insert the new spool. 3. Snap into the slot and align with the retainer. 4. Replace the cap. Color: Black. Material: ABS, Nylon. Package Contents: 8 x Trimmer Replacement Spools. Note: This package includes only the replacement spools; other items are not included. Due to lighting and display differences, the actual color may vary slightly from the image. Measurement may vary by +/- 1-3 cm.