Mega Genie Magic Bobbin Washers – M Style Longarm Machines – 12pk Reduce bobbin backlash and enjoy smoother free-motion quilting with Mega Genie Magic Bobbin Washers. Designed specifically for longarm quilting machines that use M Style bobbins, these durable Teflon washers help improve bobbin performance during high-speed quilting. Simply place a Mega Genie Magic Bobbin Washer into your M Style bobbin case before inserting the bobbin. The washer helps minimise bobbin over-spin and backlash when changing direction quickly, reducing the chance of frustrating thread nests and tangled stitching on the underside of your quilt. Made from tough, long-lasting Teflon, these reusable washers are a simple yet effective addition to your longarm quilting toolkit. Creative Uses Ideal for free-motion quilting on longarm machines. Helps improve thread control during high-speed quilting. Assists in reducing thread nests when changing direction. Great for detailed quilting designs with frequent starts, stops and curves. Keep a pack on hand for reliable longarm quilting performance. Why You'll Love It Designed specifically for M Style longarm bobbin cases. Helps reduce bobbin backlash and over-spin. May minimise thread nests on the underside of your quilting. Durable, reusable Teflon construction. Quick and easy to install. Pack of 12 long-lasting washers. Product Details Product: Mega Genie Magic Bobbin Washers Material: Teflon Colour: White Quantity: 12 washers Bobbin Style: M Style Suitable for: Longarm quilting machines using M Style bobbins