PFAFF® Extension Table with Adjustable Guide (J1)Substantially increases your work area. It is very stable, and because no legs are needed, you have the clearance underneath the extension table for circular items. The Adjustable Guide with ruler has both centimeters and inches to allow you to sew hems, borders and more with perfect accuracy. The ruler printed right on the extension table measures from the needle in both centimeters and inches so you always have the measurements you need right at