Description: FunctionLow shank presser foot with built in stitch alignment ruler for parallel line straight stitching, topstitching, straight line machine stitching and stitching curves and circles. MaterialPresser foot is made of strong and sturdy polyacetal for an easier glide across fabrics. The foot has a 1/4" seam allowance and can easily stitch multiple rows without marking every line Easy to InstallSewing Machine presser foot sewing machine presser foot, easy to install, just install then it will stuck directly. Sewing Machine AccessoryEasily stitch multiple rows of stitching without marking every line The press foot creates many professional sewing craft and saves much time, greatly increase your efficiency. A good accessory for industrial flat car sewing machine. Wide ApplicationSimply attached presser foot with low shank and move ruler to set distance between needle and alignment guide. Specification: 12x6.5cm/4.72x2.56inch Size Chart: Package Includes: 1 Piece Presser Foot Note: Please allow slightly errors 1-2cm differences due to manual measurement.