PREMIUM ABS and NYLON FABRIC. The trimmer replacement spool is made of high quality ABS and nylon resin fabric with an oval aerodynamic shape, which gives the Line String Trimmer better flexibility & durability and increases edging life up to 25 percent compared to normal use conditions.SUITABLE FOR MULTIPLE WORK STRING TRIMMER MODELS. The replacement spool line for grass trimmers are compatible with weed eater: WG150, WG15, WG151.5, WG152, WG153, WG154, WG155, WG155.5, WG156, WG157, WG160, WG160.1, WG160.2, WG163, WG165, WG175, WG180.10FT 0.065 INCHES WIRE FOR STRIMMER. Premium 10ft weed trimmer line provides a larger range of trimming space, which can easily cuts through grass and weeds. The diameter of the spool is 40mm and spool hole in the centre is 15mm, pls check that before purchase for .100 LBS OF TENSILE STRENGTH. 100 pound of tensile strength compared to old lines that only offer 68 pound of strength, pliable and flexible allowing for the line to stretch and cushion on impact with hard surfaces.Colour:orangeMaterial:ABS and NylonPackage Contents:8 * strimmer spool2 * strimmer capOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.