
Suitable for Black Decker: GL280 / GL301 / GL340 / GL425 / GL430 / GL530 / GL540 / GL545 / GL555 / GL560 / GL570 / GL850 / GLC13 / GLC120 / GLC2000 / GLC2500 / GLC2500L / GLC3000 / GL4525 / GL452 5SB / GL5028 / GL5028SB / GLC1423L / GLC1825N / GLC1825L / GLC3630L / STC1815 / STC1820 / STC1820CM / STC1820PC / STC1820EPC / STC1840 / STC1840EPC / ST1823 / ST4525 / ST5530 Easy to use, easy to install, even without tools , You can install it yourself. Fully automatic single thread spool 9.14 meters, 1.65mm thread diameter Thread spooling is factory wound to ensure superior feeding. < li>Compatible with most Black and Decker grass trimmers, see description for specific model