4 PCS Trimmer Replacement Spool Grass Line String

Made of quality nylon, providing longer lasting commercial cutting. Easy to use and install, and save you time and energy. Pliable and flexible, it allows for the line to stretch and cushion on impact with hard surfaces. Choice of landscaping professionals. Auto Feed System replacement spool eliminates time spent hand-winding string trimmers. Fits multiple string trimmer models: GH400, GH500, GH600, GH610, GH900, GH912, ST6600, ST7000, ST7700, CST1000, CST1200, CST2000, MTC220, MTE912, NST2018, NST1118, NST2118, LST220, LST300, LST400, LST420, LST136. Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. sincerely hope that you can understand! Thank you!