●Compatible WORX String Trimmer Models:WG105, WG106, WG108, WG109, WG112, WG113, WG115, WG116, WG117, WG118, WG119, WG124,WG183. ●2 x 16ft 0.065 inches, compatible with original spools models WA0007 / 50022833. ●Compatible with WORX spools by the CNC machine cutting and winding, automatic line change. 16ft replacement line is factory wound for a superior feed. 0.065 inches diameter wearable line supports fast cutting and longer lifetime, compatible with original spools models WA0007/ 50022833.High-quality ABS spool & durable polyamide nylon thread, flexible and long service life. Aerodynamic shape allows less drag for more efficient cuts. ●Note:1. It is necessary to wear goggles and long pants to avoid injury from spilling lines;2.Turn off the trimmer before changing, installing, or removing the spool;3.Only Suitable for tender weed grass. Tough and strong weeds please use blades to trim. ●Quality Assurance:If you have any quality problems, please feel free to contact us, we will provide appropriate solutions within 24 hours.