GREENWORKS spool

29622 spool: which trimmers it fits

GREENWORKS lists the 29622 (also sold as .080-Inch Dual Line Replacement Spool) for 3 trimmer models. It takes .080" line.

Compatible trimmers

as listed by GREENWORKS
SeriesModels
Other21161, 21025, 21387

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.