1Line WorxLine String Trimmer Spool Replacement 10 Feet .065 Auto Feed String Trimmer Spool Fits Worx Wg180 Wg163 Wg175 Wa0010 & 50006531(10 Pack) Weed Eater String,Weed Wacker Spool Replacement Parts ^2 Trimmer replacement spool fits many Worx trimmer models: Wg150, Wg151, Wg151.5, Wg152, Wg153, Wg154, Wg155, Wg155.5, Wg156, Wg157, Wg160, Wg160.1, Wg160.2, Wg163, Wg165, Wg175, Wg180. ^3 Premium 10ft/.065 line trimmer spool easily cuts through grass and weeds. 100. The line is soft and flexible, allowing it to stretch and absorb impact with hard surfaces, and its aerodynamic shape reduces drag for more efficient cuts: 8X replacement line spool for Worx trimmers; 2X Replacement Cap;Replacement trimmer spool is compatible with Worx trimmers and uses centrifugal force to power the trimmer line as needed. The auto-feed system replacement spool eases the tedious work of hand-wound spools.