BLACK+DECKER String Trimmer/Edger with Trimmer Line, 30-Foot, 0.065-Inch, 3-Pack (ST8600 & AF-100-3ZP)

Performance to power through the toughest weeds, grass and overgrowth with a 5.0 amp motor and POWERDRIVE transmission
AUTOMATIC FEED SPOOL AFS automatically feeds trimmer line as needed
Compatible with: BESTA510, BESTA512, BEASE620, CST1000, CST1200, CST2000, GH400, GH500, GH600, GH610, GH900, GH912, LST120, LST136, LST140, LST201, LST220, LST300, LST400, LST420, LST522, LST1018, LSTE522, LSTE523, LSTE525, NST1018, NST1024, NST1118, NST1810, NST2018, NST2118, ST7000, ST7200, ST7700, ST7701, ST8600, ST9000
BLACK+DECKER replacement spool system eliminates time spent hand winding string trimmers