"* Color: as shown * Height: 30 feet (approx) Package content: 6 * spare trimmer spools 1 * replacement cover 1 * spare spring Features: * Compatible with most Black and Decker line trimmer models: GH400, GH500, GH600, GH610, GH900, GH912, ST6600, ST7000, ST7700, CST1000, CST1200, CST2000, MTC220, MTE912, NST2000, LST2018, NST2208, NST2118, NST2118, NST2118 LST136. * Reliable and flexible, allowing lines to stretch and cushion when hitting hard surfaces * Premium30ft / 0.065"" Spare Line: A 30ft spare line is a premium quality feed for the factory * The trimmer spool is compatible with the Black & Decker wire cutter compatible and uses centrifugal force to energize the trimmer line when needed. * Auto-loading spool replacement system to reduce the tedious work of hand-wound spools Tips: 1. All images are professionally color-coded, but due to the different ambient light and different display device settings, there may be some discrepancies between the images displayed and the items themselves. Please understand. 2. The data is measured manually. There may be some variation, but this does not affect use. "