Features: *AF-100 Replacement Spool Line and Cap RC-100-P with Spring for Black&Decker *Suitable for most Black and Decker single line automatic feed trimmers and edgers *30-feet replacement line is factory wound for a superior feed *Each spool contains 30 feet of 0.065 inch diameter line *Adopts centrifugal force to feed the trimmer line as it is needed *Avoids time spent hand-winding string trimmers Specifications: *Material:Nylon *Color:Black(As Pictures Show) *Line length:30ft(Approx.) *Diameter:0.065 inch(Approx.) *Fits multiple string trimmer models: GH400, GH500, GH600, GH610, GH900, GH912, ST6600, ST7000, ST7700, CST1000, CST1200, CST2000, MTC220, MTE912, NST, NST1118, NST2118, LST220, LST300, LST400, LST420, LST136 Package Contents: 1*Spool Line 1*Replacement Cap 1*Replacement Spool Spring Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. _x000D_