HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. 30ft Trimmer line + replacement spool cap cover + spring fits for BLACK / DECKER string trimmers. Features: Replacement spool is compatible with most for BLACK+DECKER string trimmers including: GH400 GH500 GH600 GH610 GH900 GH912 ST6600 ST7000 ST7700 CST1000 CST1200 CST2000 MTC220 MTE912 NST2018 NST1118 NST2118 LST220 LST300 LST400 LST420 LST136 Premium 30-foot 0.065 inch replacement line. Auto feed system replacement spool eliminates time spent on hand-winding string trimmers. Specification: Material: plastic Replacement line: 30ft Wire spool diameter: 0.065 inch You Will Receive: 1 x 30-foot trimmer line 1 x Replacement spool cap cover 1 x Spring