Abs Spool & Nylon Line: The edger replacement string spool line were made of premium quality raw material, ABS spool sturdy enough, nylon line string flexible, Not easy to break supports fast cutting and longer lifetime.Compatiblity: Suitable compatible with Ryobi One+ STRING TRIMMER - 18V, 24V, 40V. Spool compatible with Ryobi One+ model part AC14RL3A.Convenience & High Efficiency: Allowing compatible with the line to stretch and cushion on impact with hard surfaces, the aerodynamic shape allows less drag compatible with more efficient cuts. easy to use and install pre-wound Tool-less installment, pops in and out of trimmer compatible with ease of use.Use Precautions: Strong centrifugal compatible withce and cutting fast during using, recommend to wear eye protection and long pants to avoid unnecessary injury. And this cordless weed eater parts refill is only suitable compatible with tender weed grass. Strong weeds will been recommended to use blades to trim.Size: Cordless grass trimmer spool line diameter 0.065 inch to fits line hole perfectly. Spool line length 11ft provide a wider range of mowing.Colour:black+blueMaterial:ABS, nylonPackage Contents:6 x Replacement SpoolOnly 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.