Fits for Ryobi One Plus+ weed eater : 18 Volt 24V 40V electric string trimmer edger.Replacement for Ryobi One Plus+ spools by the CNC machine cutting and winding, automatic line change. Manual winding is cumbersome and can easily get stuck during use, which can cause damage to the string trimmer.Twisted line for added strength and durability,High-quality ABS spool durable polyamide nylon thread, flexible and long service life. Use centrifugal force and aerodynamics to reduce drag and achieve fast cutting.Easy to use and install pre-wound Tool-less installment, pops in and out of trimmer for ease of use,long lasting saves you time and energy.It is easy to remove the old cartridge and replace it with a new pre-wound cartridge. This quick, easy solution is perfect for all Ryobi cordless trimmers with an auto-feed (single line) string head.Colour: As shownMaterial: ABS, NylonSize: 11 ft long, 0.080 inch diameterPackage Contents:12 * String Trimmer Spool Line2 * Cap CoversOnly the above package content, other products are not included.Note: Light shooting 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.