Suitable for One Plus + weed eaters: 18 V 24V 40V RY40204 RY40220 ZRP2080 electric thread trimmer. Spool Suitable for One Plus+ model part# AC80RL3. Spool cap model: AC14HCA 522994001 3411546-7G Replacement for One Plus + spools by the CNC machine for cutting and winding, automatic line change. Manual winding is cumbersome and can easily get caught during use, which can damage trimmer. High quality ABS spool and polyamide nylon thread, flexible and . Use centrifugal force and aerodynamics to reduce drag and achieve quick cutting. It is easy to remove the old and replace it with a new pre-wound . This quick and easy solution is perfect for all wireless trimmers with a string head with automatic feed (one line). Colour: As shown Material: ABS, Nylon Size: 11 feet long, 0.080 inch diameter Package Contents: 4 * String Trimmer Spool Line 1 * Cap Covers Only 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.