Compatible for Flymo trimmer spool and line to part number - FLY021/513937190 with high quality materials to ensure a high performing productFLY021 Fits for the following models - Contour, Contour XT, Contour 500, Contour 500 , Contour 500XT, Contour 700, Contour 700 , CTXT25, EIT23, EIT250, EIT300, ET23, ET23DX, ET23+DX, ET25+DX, MET230 , Minitrim Auto 2003, Mini Trim Auto ST, Mini Trim Auto XT, Mini Trim Auto XT, Minitrim Auto , Mini Trim Contour XT, Trim 250D, Trim 250DX, Trim 300D, Trim 300DX, Trim 250 , Trim 300 , Trim 300, Trim 500 (product no: 9648596-25/62), Trim 500 XT, Trim 700 (product no: 9648597-25/62), Trim PWT23, 2000 (twin line), 2300 (twin line), 2500 (twin line), PTXT25, SET250, SET300, STXT25, Speedi Trim, Twist'n' colour: gray + redMaterial: ABS, NylonPackage Contents:4 x String Trimmer Spool Line the above package content, products are not included.Note: shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.