•It's durable and wear-resistant, making the spool replaced less often •For optimal and precise trimming results •Convenient to change, easy to install •A great replacement spool for your lawn mower Specification: •Replacement spool model: FLY021/513937190 •Nylon rope: 1.5mm rose red cross spiral •Length: 36ft/11m •Product size: 64*25mm Compatible with: •Flymo Contour 500XT •Flymo Power Trim 500XT •Flymo Mini Trim Auto ST/XT/Plus XT •Flymo Mini Trim Contour XT •Flymo Speedi-Trim •Flymo Contour •Flymo Contour 500/700 •Flymo Mini Trim Auto •Flymo Multi Trim 250D/250DX/300D/300DX •Flymo Power Trim (pnc 9648641) •Flymo Power Trim 500/700 (pnc 9648596/7) •Flymo Revolution 2000/2300/2500 and Twist and Edge Package included: •2 x Line Spools •Other things not included