☑[Compatible models]: Compatible with black and decker string trimmer : GH400 , GH500 , GH600 , GH610 , GH900 , GH912 , BESTA510 , BESTA512 , BESTE620 , LST120 , LST136 , LST140 , LST201 , LST220 , LST300 , LST400 , LST420 , LST522 , LST1018 , LSTE523 , LSTE525 , ST6600 , ST7000 , ST7200 , ST7700 , ST7701 , ST8600 , ST9000 , NST1018 , NST1024 , NST1118 , NST1810 , NST2018 , NST2118 , CST1000 , CST1100 , CST1200 , CST2000 , MTC220 , MTE912 . ☑[High Quality]: Premium weed eater string with 30ft/ 065 trimmer line" diameter easily cuts through grass and weeds，compatible with original spools models AF-100, AF-100-3ZP, AF-100-BKP, AF-100-2. ☑[Auto Feed System Replacement]:The trimmer replacement spool is compatible with Black+Decker string trimmer,The auto feed system replacement spool eases the tedious work of hand-winding spools. ☑[Package Included]: 12 replacement trimmer line spool for BLACK+DCKER trimmer, 3 replacement cap,3 replacement spool spring. ☑[Hassle Free Warranty]: -- 1 year warranty. Any doubts and questions, please feel free to contact us. Generep Weed Eater Spool Compatible with Black and Decker AF-100 ,30 Feet/0.065 Inch Line String Trimmer Generic Replacement Spool (12 Spool,3 Cap,3 Spring)