The HUSQVARNA VIKING HUSKYLOCK S21 overlock machine delivers professional results with innovation at every turn. With advanced features designed for ease of use and creative freedom, this machine gives you the power to trim, stitch, overcast, and embellish with confidence. Whether you're working with lightweight fabrics, activewear, or decorative seams, the HUSKYLOCK™ S21 makes it easy to bring your ideas to life.

Features of the HUSQVARNA VIKING HUSKYLOCK S21

• 4/3/2 Thread Capability – Choose from 21 stitches for utility or decorative sewing

• 21 Built-in Stitches – Overlock, flatlock, rolled edge, coverstitch, chainstitch, and more

• Coverstitches – 3mm, 6mm, or triple coverstitch; ideal for activewear and decorative finishing

• Chainstitch – Ideal for basting or joining layers with a flat seam finish

• 4-Thread Overlock – Seam, trim, and overcast in one step for strong, flexible seams

• 3-Thread Overlock – Wide and narrow for decorative edges and fine finishes

• 2-Thread Overlock – Light fabric seams, flatlock, and rolled edges

• Built-In Rolled Edge – Sew 2- or 3-thread rolled hems without changing the presser foot or stitch plate

• Large Sewing Space – Generous area for coverstitch and large projects

• Extension Table Included – Adds a flat, extended surface for better support

• Pre-Programmed Stitch Settings – Automatically adjusts thread tension for selected stitches

• Tension Release – Threads pull easily when the presser foot is raised

• Easy Threading Instructions – Step-by-step interactive DVD included

• No Plate or Foot Change Required – Easily switch between overlock and coverstitch

• Lay-in Tension & Color-Coded Thread Paths – Fast, simple threading

• Differential Feed – Prevents puckering or stretching on lightweight and knit fabrics; great for gathering

• Adjustable Stitch Length, Cutting Width & Presser Foot Pressure – Customize settings for any fabric or technique

• EL Needles – Industrial-type needles for high-speed, precise stitching

• Universal Standard Presser Foot – Compatible with all built-in stitches

• Snap-On Presser Feet – Easy changes for optional specialty feet

• Optional Presser Feet Available – Expand your capabilities with accessory feet

• Extra Presser Foot Height – Accommodates heavy fabrics or multiple layers

• High-Speed Sewing – Sews up to 1,100 stitches per minute

• Two Sewing Speeds (via Foot Control) – Slower speed for detailed work

• Electronic Piercing Power – Full needle penetration at any speed

• Safety Switch – Prevents sewing when front cover is open

• Movable Upper Cutter – Disengage for specialty techniques

• Built-In 2-Thread Converter – Quickly switch to 2-thread stitch modes

• Integrated Thread Cutter – Easily trim threads during sewing

• Ruler – Convenient measurement guide on machine

• Built-In Carry Handle – Move the machine without disturbing your threads

• Waste Tray – Catches trimmings and helps keep your workspace clean

Accessories Included with the HUSQVARNA VIKING HUSKYLOCK S21

• Accessory box

• Screwdriver

• Knife blade (upper cutter)

• Thread unreeling discs (4)

• Thread spool nets (4)

• Oiler

• Allen key

• Tweezers

• Lint brush

• Cone holders (4)

• Coverstitch table / Cutter cover C (for coverstitch and chainstitch)

• Needle threader

Specifications

• Thread Capability: 4/3/2 thread

• Built-In Stitches: 21

• Maximum Sewing Speed: 1,100 stitches per minute

• Coverstitch Capability: 3mm, 6mm, triple

• Chainstitch: Yes

• Stitch Conversion: No plate or foot change required

• Differential Feed: Yes (manual)

• Adjustable Settings: Stitch length, cutting width, presser foot pressure

• Lighting: LED

• Presser Foot System: Snap-on

• Needle Type: EL industrial-style

• Threading System: Lay-in, color-coded

• Two-Thread Converter: Built-in

• Upper Cutter: Movable/disengageable

• Tension Release: Automatic when foot is lifted

• Safety Lock: Machine will not sew with front cover open

• Waste Tray: Included

• Carrying Handle: Built-in