The adjustable guide foot with IDT guides your topstitching and decorative stitching perfectly. The presser foot has a "ruler" with an adjustable guide designed so your can place the guide anywhere you want. Place the guide along an already stitched seam or aganist any egde to give you beatiful topstitching. You can use both straight and decorative stitches with this foot. Fits 6091, 6122, 6250, 6270, the 1500 series, 2020, 2030, 2040, 2024, 2026, 2028 , 2034, 2036, 2042, 2044, 2046, 2124, 2140/44/70, 7530-7570, and more.