Perfect Fit: Suitable for Ryobi One+ 18v, 24v, 40v trimmers, replace parts AC14RL3A.Auto Feed System Replacement Spool: Utilizes centrifugal force to feed the trimmer line as it is needed. with auto-feed system replacement spool eases the tedious work of hand-winding spools.Hight Effetive: Pliable and Strong cord for trimming. Allowing for the line to stretch and cushion on impact with hard surfaces, the aerodynamic shape allows less drag for more efficient cuts.Superiority: The edger replacement string spool line were made of premium quality material, ABS spool sturdy enough, nylon line string flexible, strong enough for long working life.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.Fits for Ryobi:18v - OLT1825, OLT1825M, OLT1830H, OLT1831, OLT1831H, OLT1831S, OLT1832, P2000, P2001, P2002, P2003, P2004, P2005, P2006, P2200, RLT1825, RLT1825Li, RLT1825LL13, RLT1825M13, RLT1830H13, RLT1830H15, RLT1830H25, RLT1830Li, RLT183113, RLT183115, RLT183125, RLT1831H20, RLT1831H25, RLT1831H25, RLT1831H25PK, RLT183213, RLT183220, RLT183225, RLT183225PK, RLT292524v - RY24000, RY24020, RY24021, RY2420040v - RY40001, RY40021, RY40200, RY40201, RY40210, RY40210ANote:1. This grass trimmer edger line is only suitable for tender weed grass. Tough and strong weeds please use blades to trim.2. Wear safety goggles and long pants when using this product to avoid injury from spilling lines.3. Choking hazard, small parts should keep away from children under 3 years.Material:ABS, nyloncolour:Black+Blue+GreyPackage Contents:10 * Replacement Spools3 * Replacement Spool Cap CoverOnly 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.