Replacement Spool SB00L00 for Greenworks 80V string trimmer. String Trimmer Replacement Spool 0.080-Inch 80V compatible with Trimmer Models: ST60V / ST60V-T0. Replacement String Trimmer Line 2906302 2901619. Twist design provides less drag, less noise, and less vibration. Dual line spool with 50 ft trimmer line for a wider mowing area. 0.080 inch diameter line offers efficient cutting performance. Color: Black Material: ABS, Nylon Package Contents: 4 x String Trimmer Spool Line Note: Light and display differences may cause the color to vary slightly from the actual item. Measurement may vary by +/- 1-3 cm. Always wear eye protection and long pants when operating the trimmer to avoid injury. Disconnect power before changing, installing, or removing accessories. Only the items listed above are included; other products are not included.