Fits several WORX edger models: WG150, WG151, WG151.5, WG152, WG153, WG154, WG155, WG155.5, WG156, WG157, WG160, WG160.1, WG160.2, WG163, WG165, WG80175 , WG163, WG165, WG80175 br> Premium 10ft / 0.065 '' Edger Line and Spool Cap: 12 x 10ft bundles of each twist copolymer nylon resin line and synthetic edger, 1 pack of trimmer cap Bendable and flexible allowing the line to stretch and cushion on impact with hard surfaces Aerodynamic shape allows less drag for more efficient cuts Outstanding Features: Foldable and flexible allowing the line to stretch and cushion on impact with hard surfaces. The aerodynamic shape allows less drag for more efficient cuts. Perfect replacement spool for Worx trimmers. Easy to install and saves you the hassle of buying a new mower.