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 design. Aerodynamic shape reduces drag for more efficient cutting. Features an auto-feed system that eliminates the need for hand-winding. Size: Grass 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 allows quick spool replacement, saving time and effort. Precautions for Use: Wear safety goggles and long pants when operating to avoid injury from flying debris. This replacement spool is intended for use on young grass only. For thick or tough 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 securely. Color: Black. Material: ABS, Nylon. Package Contents: 8 x Trimmer Replacement Spools. Note: Only the listed items are included. Lighting and display differences may cause slight color variations between the image and actual product. Measurement may vary by +/- 1-3 cm.