Key features

• •【UNIVERSAL COMPATIBILITY】 Perfectly replacement spool cap part #RC-100-P. Specifically designed to compatible with Black and Decker string trimmer models. Compatible with GH400, GH500, GH600, GH900, GH912, ST6600, ST7000, CST1200, MTC220, MTE912 weed wacker, and more.
• •【1:1 PRECISION FIT】 Our weed eater caps are engineered with high-precision molds to ensure a 1:1 match with your equipment. The secure locking mechanism prevents the spool cap covers from popping off during high-speed rotation, ensuring a seamless and uninterrupted trimming experience.
• •【HEAVY-DUTY DURABILITY】Crafted from high-impact, thickened ABS plastic, these replacement cap covers are built to withstand the harshest gardening environments. They offer superior protection for your trimmer spool and weed eater string against rocks, debris, and accidental bumps, significantly extending the service life of your trimmer.
• •【TOOL-FREE INSTALLATION】 Say goodbye to complicated repairs. Featuring a user-friendly "Snap-on" design, you can replace your old or damaged weed eater parts in seconds without any tools. Simply press the side tabs to release and click the new one into place—getting you back to your yard work faster than ever.
• •【VALUE PACK & GUARANTEE】 Each package includes 4 premium replacement caps (and 4 springs) to keep you prepared for the entire mowing season. If you have any compatibility or quality issues, our 24/7 customer support is here to provide replacement.