Stitch n Ditch Edge Joining Low shank

Stitch in the Ditch Low Shank foot helps alleviate guessing and serves as a smooth guide with which to stitch
The guide on this foot is perfect because it allows you to stitch just a hair's width from the seam, keeping your stitching line straight
This stitch-in-ditch presser foot helps you achieve perfect stitches on the top of your quilt.
The guide rides smoothly over the seam for perfect “stitching in the ditch”.