Prevent your garden from overgrowing by keeping your grass trimmer working well. This replacement Flymo Heavy-Duty Spool and Line will have your lawn looking trim and proper in no time. Top Tip: Changing your line at the start of the season makes trimming the garden easier. All trimmer lines degrade over time and keeping this spare as a backup new line helps offer greater flexibility and resilience, which results in less line breakages and an effortless cut. Please check model fit list to ensure this part is correct for your model.