The Sensor Q Foot is perfect for embroidery and free-motion sewing on thick or spongy fabrics. Ideal for free-motion quilting with puffy battings, it ensures smooth stitching on fabric with batting, thick terrycloth towels, and projects with dense embroidery or couched decorative threads. Simply attach the Sensor Q Foot for flawless, even results on challenging surfaces.

How to Use:
*For Sapphire Series: Select Free Motion Spring Action on the Set Menu.

To Make Piping from Your Fabric:
1. Attach the Foot Remove the ankle and snap on the Sensor Q-Foot.
2. Prepare the Bobbin Thread Take one stitch to bring the bobbin thread to the top of the fabric.
3. Lower the Presser Foot Lower the presser foot to engage the Sensor Q-Foot.
4. Start Sewing Move the fabric smoothly to quilt or create free-motion designs. Adjust the speed of the machine and move the fabric accordingly, as you control the stitch length with your movement.

---

Guaranteed to fit Husqvarna Viking sewing machine models:
Brilliance 75Q, Designer 1, Designer 2, Designer Brilliance 80, Designer Diamond, Designer Diamond Royale, Designer Diamond deLuxe, Designer Ruby, Designer Ruby Royale, Designer Ruby deLuxe, Designer SE, Designer SE Limited Edition, Designer Sapphire 85, Designer Topaz 20, Designer Topaz 25, Designer Topaz 30, Designer Topaz 40, Designer Topaz 50, Eden Rose 250C, Opal 690Q, Quilt Designer, Quilt Designer 2, Sapphire 830, Sapphire 835, Sapphire 850, Sapphire 855, Sapphire 870 Quilt, Sapphire 875 Quilt, Sapphire 930, Sapphire 960Q, Sapphire 965Q, Tribute 140C

Alternate Part Numbers: 4131920-45