Janome MyLock 454D Sailing Line Serger Introducing the MyLock 454D from Janome?s new SAILING LINE of sergers. This compact and user-friendly machine delivers professional-level sewing performance. Equipped with an enhanced feed system, including an 8-piece feed dog, a newly designed presser foot, an unobstructed view of the cutting knife, and improved bi-level performance, it can tackle a wide range of projects and fabrics. Threading is simplified with the Easy Threading Looper and slide-in pre-tensions. The improved motor torque and specialized Hanenite Rubber feet, designed to reduce vibration and noise, provide a Smooth Sailing sewing experience. 3 and 4 Thread Convertible with 1 and 2 needle operation Adjustable Cutting Width 3.1mm to 7.3mm and Stitch Length 1mm to 4mm Easy Threading Lower Looper with Pretension Setting Slider Improved motor torque and snap-on presser feet Adjustable Foot Pressure Differential Feed Ratio 0.5mm to 2.25mm Easy Lay-in Tension Dials Tension Release Lever Maximum Speed: 1,300 stitches per minute Color-Coded Thread Guides with Quick Change Rolled Hem