Thread trimmer replacement spools include 8 x 0.065 '' x 30ft replacement spools, 1 piece of spare spool cap cover, 1 piece of spare spring, replace line for cutting grass and weeds easily Made of durable ABS material, which makes it very strong and not easy to break, durable and long lasting. The replacement spool for the automatic feed system eliminates the time spent winding the thread cutters. The 30 foot replacement line is factory packaged for superior power. Easy to use and operate, facilitates the tedious work of hand winding coils, reduces air resistance and allows for fast cutting. Perfect for repairing or replacing many threading machines, compatible with most Black and Decker trimmers Product descriptions Product specifications: 8 x spools of thread Product Size: Kombi Our advantages: High quality trimmers work more efficiently with the right attachments. This has the advantage that the coil can be inserted and removed easily and without tools. At the same time, damage to the device is avoided and the thread is used optimally. And so that you are well prepared for the long missions and your wallet is spared, you get 8 rollers, 1 spool cover and 1 spring with this set. Compatible with most BLACK + DECKER trimmer models: GH400, GH500, GH600, GH610, GH900, GH912, ST6600, ST7000, ST7200, ST7700, ST7701, ST8600, ST9000, CST1000, CST1100, CST1200, CST2000, MTC220, MTE9201812, NST1018, NST1024, LST1310ST110 , LST140, LST201, LST220, LST300, LST400, LST420, LST522, LST1018, LSTE523, LSTE525, BESTA510, BESTA512, BESTE620. Note: Depending on the light and different computer monitor, the color may be slightly different from the pictures. In addition, please allow 1-2cm difference due to manual production. Your understanding and support is highly appreciated.