Description Description Fit Black Deck: Fits most cutting machine models: GL280, GL301, GL425, GL430, GL545, GL555, GLC13, GLC2500, GLC2500L, GLC3000, GL4525, GL.4525S. B, GL5028, GL5028SB, GLC1423L, GLC1825L, GLC3 625L, STC1820, STC1815, ST4525 ST5530, STC120PC, EPC, STC1840, EPC, ST1823 and other high-quality cutting wires: 9.15 cutting wire m can achieve larger Cutting range with a diameter of 1.65mm. Polyamide nylon thread is durable and flexible. Not easy to break, guarantee continuous, fast and clean cutting. The replacement of coils in the automatic feeding system facilitates the tedious work of coil winding manually. It uses centrifugal force and aerodynamics to reduce drag and achieve a fast, clean cut. Perfect Replacement Spools: They are perfect replacements for most models Original black spools and spinners such as A6481, A6485, AF-100, AF-1003ZP, AF-100BKP, AF-1002. The coil can be plugged and unplugged without tools, and the operation is simple. In the meantime, they avoid damaging equipment and use the wires in the best possible way. VALUE KIT: Kit includes 6 replacement mower spools, 1 replacement cover and 1 replacement spring. REPLACE COIL COVER Cover the RC-100-P and replace the RC-100P spring with the spring. Excellent value for money. Specifications: Material: Nylon Thread Length: 9.14m Thread Diameter: 1.65mm Spool Size: Package includes 6 cutting spools, 1 cap and 1 spring paper strip. This product is suitable for young herbaceous plants only. For more weedy situations, use another tool, such as loppers. 2. Wear it all the time Before replacing, installing or removing accessories, please take off the tool to avoid wire splashing and hurting people. 3. Not suitable for other brands of trimmers.