Usage Tips:Replacement PartsThe Trimmer Spool Line is for cutting line replacement. It measures 36 feet/11 meters in length and 1.5mm in diameter. This allows for quick cuts. Durable MaterialString Trimmer Lines are made of durable ABS spool and highquality nylon thread to keep the spool stable and mowing faster when using the mower. Easy to UseStrimmer Spool Lines are easy to replace. You simply remove the old spool and replace it with a line to complete the installation, maintaining your mower performance. Professional AccessoriesReplacement Spools easily cut grass and weeds for more efficient cutting. Strimmer Spool Line is a professional and practical accessory. Practical and UsefulThe Trimmer Spool Line can get your old machine back to work. Trim lines provide a wider range of trimming space, which makes it easy to cut grass and weeds.