30FT/0.065inch Trimmer Line for Auto Feed, Perfect Fit for Black & Decker AF-100, 4-Pack Compatible models: Compatible with Black and Decker mowers: GH400, GH500, GH600, GH610, GH900, GH912, BESTA510, BESTA512, BESTE620, LST120, LST136, LST140.ST201., LST220, LST300, LST400, LST420, LST522, LST1018, LSTE523, ST7000, ST7701, ST7700, ST7701, ST801, ST9000, NST2018, NST21810, NST2018, NST2118, CST1000, , CST1200 CST2000, MTC220, M ;TE912..;LONG Spool - 30 foot replacement line is factory spooled for superior feeding.Compatible with original bobbin models AF-100, AF-100-3ZP, AF-100-BKP, AF-100-2.;High Quality: : Premium 0.065" diameter line provides fast cutting and longer life.; Auto Feed System Replacement: : The replacement spool is compatible with Black+Decker string trimmer, the auto feed system makes the tedious work of manual winding spools easier.; Weed Spool for Black and Decker AF-100, 30 Feet/0.065 Inch Trimmer Line for Auto Feed System, Pack of 4