GREENWORKS spool

RA3110382A spool: which trimmers it fits

GREENWORKS lists the RA3110382A (also sold as .065" Replacement Spool with Line) for 8 trimmer models. It takes .065" line.

Compatible trimmers

as listed by GREENWORKS
SeriesModels
STST40L213 (2130602), ST40B05 (2130502), ST24B210 (2102902), ST24B210 (21342)
Other21302, 21242, 21332, 2100302AZ

Your model number is on the label on the trimmer's motor or shaft housing. If it isn't listed, compare the old spool and cap before buying.

Sources

Compiled from GREENWORKS's own product page and manual, last checked 2026-09-25. aporozona is not affiliated with GREENWORKS.