Feature 1The electric string trimmer spool uses centrifugal force and aerodynamics to reduce resistance and achieve fast cutting. 2Save tedious manual winding time, reduce damage to the thread cutter, and will not get stuck during cutting. 3Using highquality ABS spool and nylon thread, it is strong and durable, flexible, good toughness and long service life. 4The spool has a diameter of 0.065 inches, which fits perfectly with the wire hole, and the wire is 11ft long, providing a wider range of mowing. 5Easy installation and disassembly, can directly replace old or damaged parts, improve the efficiency of the lawn mower.Item Type: Trimmer SpoolMaterial: ABS, Nylon LineWeight: Approx. 153g / 5.4ozSpool Diameter: Approx. 0.2cm / 0.065inLine Length: Approx. 3.4m / 11ftCompatible Trimmer Model: For Ryobi One + String Trimmer - 18V 24V 40VCompatible Spool Part#: For Ryobi One + #AC14RL3ACompatible Cap Part#: 522994001, 3411546-7G, AC14HCA .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List6 x Trimmer SpoolNote1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.