An upgrade from the Oregon Yellow Line range, the Oregon red round line is extremely durable & is perfect for a wide range of trimming applications involving grass of all thicknesses & lengths. Suitable for use with most trimmers from various manufacturers, including petrol units up to 50cc, this nylon line boasts the same incomparable breakage & welding resistance of the yellow line & even better performance, so it will perform better & for longer, saving you the time, effort & money needed to constantly replace your trimmer line.