General description The Weed Eater Replacement Spools are designed for Black&Decker trimmer models, providing a reliable and efficient solution for your lawn care needs. Each spool comes pre-loaded with 20ft of 0.065 inch trimmer line, ensuring a wider range of mowing areas and longer cutting life. Technical specifications Compatible Models: ST1000, ST4000, ST4050, ST4500, ST5000, GE600, ST200, ST300, ST400, CST800, ST6800 Spool Model: -136 / -136- / 143684-01 Cap Model: 682378-02 Trimmer Line Length: 20ft Trimmer Line Diameter: 0.065 inch Material: Polyamide nylon Color: Black Package Contents: 6 x Spool for trimmer, 1 x Spool Cap, 1 x Spool Spring Measurement allowed error: +/- 1-3 cm Installation Snaps into place for easy replacement without tools. Unplug the tool before changing, installing, or removing accessories. Usage Wear goggles and long pants to avoid injury from spilled lines. This refill is suitable for young grass; for strong weeds, use other tools. Other information