BLACK+DECKER AF-100-3ZP String Trimmer Replacement Spool with 30 Feet of .065-Inch Line;

The Black & Decker string trimmer Auto Feed System (AFS) Replacement Spool eases the tedious work of hand-winding spools. Designed for use with Black & Decker auto feed string trimmers, the 30-foot factory-wound replacement spool features a .065-inch diameter line utilizes centrifugal force to automatically feed the cutting string while eliminating bumps and hitches. The AFS replacement spool is compatible with the following Black & Decker string trimmers: #GH400, #GH500, #GH600, #ST6600, #ST7000, #CST1000, #CST2000, #NST2018.