This listing for for the RIGHT seam guide ONLY.

The Right and Left Seam Guide can be attached quite easily by sliding its rod through the appropriate holes in the presser foot, then tightening the screw. This tool is available in two versions, attached to the right or left of the needle, respectively.

The Right and Left Seam Guide makes it a cinch to maintain even distances between seams, allowing you to sew neat, straight edges and hems even on challenging sewing projects.