AIR THREADING LOOPERS
With the HUSQVARNA® VIKING® AMBER™ Air S|400 one-touch air threading overlock, threading your overlock machine loopers is a breeze.

BUILT-IN NEEDLE THREADER
Easily thread both the right and left position needles with the adjustable built-in needle threader.

DIFFERENTIAL FEED
Eliminates stretching of knit fabrics, puckering of lightweight fabrics, and can automatically gather fabric.

LED LIGHTING
Illuminates the sewing area for clear visibility to reduce eye strain.

LAY-IN TENSION
Easily place your threads in the tension discs and clearly see that the threads are securely in the tensions.

ADJUSTABLE STITCH LENGTH, CUTTING WIDTH, AND PRESSER FOOT PRESSURE
Select best stitch length, fine tune cutting width, and adjust the amount of pressure used on your fabric for smooth seams on all types of fabric. 
EXTRA PRESSER FOOT HEIGHT
Easy to fit and sew several layers or heavy fabrics.