General description String trimmer line spool designed for Black and Decker string trimmers, this set includes 8 string spools, 2 spool covers, and 2 springs. The spools are compatible with models A6481, A6485, and AF-100, providing a perfect replacement for various Black and Decker trimmer spool models. Technical specifications Trimmer line length: 9.15 m Diameter of line: 1.65 mm Compatibility and accessories Compatible with Black and Decker models: GL280, GL301, GL425, GL430, GL545, GL555, GLC13, GLC2500, GLC2500L, GLC3000, GL4525, GL.4525S.B, GL5028, GL5028SB, GLC1423L, GLC1825L, GLC3625L, STC1820, STC1815, ST4525, ST5530, STC1820PC, EPC, STC1840, EPC, ST1823 Includes 2 spool covers and 2 springs Installation Spool can be inserted and removed without tools Easy to use, minimizing damage to the device Usage Automatic feed system for hassle-free operation Utilizes centrifugal force and aerodynamics for fast, clean cuts Other information Replacement spool caps replace cap RC-100-P