Compatible with string trimmer models: GH900, GH600, LSTE525, LST300, BESTA510, LCC340C, LST522, ST8600, ST7700, ST7000, ST6600, NST2118, NST2018, NST1118, MTE912, MTC220, LSTE525BT, LSTE523, LST420, LST400, LST220, LST201, LST140C, LST136W, LST136B, LST136, LCC222, LCC221, LCC140, GH912, GH610, GH500, GH400, CST2000, CST1200, CST1000, BESTE620, BESTA512.30ft 0065 inches line replacement spool compatible with original spools models -100, -100-3ZP, -100-BKP, -100-2. Length 30 feet trimmer line provides a wider range of mowing area. 0065 inches diameter wearable line supports fast cutting and longer lifetime.Made of premium quality polyamide nylon line, strength and durability, pliable and flexible and long service life. Use centrifugal force and aerodynamics to reduce drag and achieve fast cutting. The high quality ABS weed wacker cap replacement is tough enough to fix the spool tight and keep safe during mowing.Easy to install, no complicated processes. Compatible with AFS automatic feed spool by the CNC machine cutting and winding, automatic line change. Manual winding is cumbersome and can easily get stuck during use, which can cause damage to trimmer.Compatible with trimmer models:LST Series:LST136,LST136W,LST136B,LST140C,LST201,LST220,LST300,LST400,LST420,LST522 Series:GH400,GH500,GH600,GH610,GH900,GH912LSTE Series:LSTE525,LSTE525BT,LSTE523 Series:LCC140,LCC222,LCC221,LCC340CBEST Series:BESTA510,BESTE620,BESTA512ST Series:ST8600,ST6600,ST7000,ST7700CST Series:CST1000,CST1200,CST2000 Series:MTC220,MTE912 Series:NST1118,NST2018,NST2118Compatible with trimmer spool models:-100, -100-3ZP, -100-BKP, -100-2.NOTE:Wear eye protection and long pants when using this product to avoid injury caused by spilled lines. The product is only suitable for young grasses. For strong weeds, use other tools such as blades to trim.Material: ABS, nyloncolour: orange+white+blackPackage Contents:12 x Weed Eater Spools3 x Trimmer Cap Covers3 x SpringsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.