Compatible Models: Spool model F016800569/F016800385; compatible with Bosch EasyGrassCut 23, EasyGrassCut 26, EasyGrassCut 18, 18-230, 18-260, and 18-26. High Quality: ABS spool and durable polyamide nylon line offer flexibility. Aerodynamic design reduces drag for more efficient cutting. Auto-feed system eliminates the need for hand-winding, making spool replacement quick and easy. Size: Trimmer spool line diameter is 0.065 inch, designed to fit the line hole precisely. Each spool contains 16 feet of line for extended mowing range. Easy to Use and Install: No tools required. Automatic winding mechanism allows fast spool changes, saving time and effort. Usage Precautions: Always wear safety goggles and long pants when operating the trimmer to protect against flying debris. This replacement spool is intended for use on young grass only. For thick or woody weeds, use a more suitable tool. Installation Instructions: 1. Turn off the trimmer and remove the spool cap. 2. Insert the new spool into the head. 3. Guide 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 Spools 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 product image and the actual item. Measurement tolerance is +/- 1-3 cm.