Premium QualityLawn Mower Strimmer Spool adopts high-quality ABS material and nylon thread to avoid the use of secondary recycled materials; the winding is flat and regular to avoid the wire from getting stuck on the mower. Compatible With:This String Trimmer Spools is compatible with the following for WORX trimmers and trimmer models: WG150, WG151, WG151.5, WG152, WG153, WG154, WG155, WG155.5, WG156, WG157, WG160, WG160.1, WG160.2, WG163, WG165, WG175, WG180. Professional design:High-quality flexible lines make impact stretching and cushioning of hard surfaces possible, and aerodynamic modeling makes resistance smaller and cutting efficiency higher. Easy to Use:Easy to use: The Auto Feed System replacement spool frees you from tedious manual windings. Utilizes centrifugal force and aerodynamics to reduce drag and achieve fast cutting. Product Name: String Trimmer Spools Size: 10ft/0.065 inch Colour:orange Material:ABS, nylon Package Contents:3 * String Trimmer Spool Line