AMSAMOTION Grass Strimmer Spool and Line Compatible with For Black+Decker Replace ST4500 ST5000 ST6500 ST6800 GL250/ GL310/ GL360 Spools String T

Compatible with Black+Decker models: 82300, 82310, 82312, CST500, CST800, GE600, GE800,GL250, GL310, GL360,GLC500,ST200, ST300, ST400,ST1000, ST3000, ST4000, ST4050, ST4400, ST4500, ST5000, ST6500, ST6800, ST7600 For RS136, for RS-136, for RS-136-BKP, for RS136BKP, for143684-01. Cap type: for 682378-02. Replacement spring model: for 68223500. Aerodynamic shape allows less drag for more efficient cuts .With the auto feed system, the replacement spool eases the tedious work of hand-winding spools. It’s good for your grass.It superior to the standard round line by producing an improved cutting action, which helps to keep grass healthier and greener.