{"product_id":"jack®-jk20u-63q-single-needle-drop-feed-zig-zag-lockstitch","title":"JACK® JK20U-63Q - Single Needle Drop Feed Zig-Zag Lockstitch","description":"\u003c!-- JMJ HTML ficha técnica --\u003e\n\u003cstyle\u003e\n@keyframes pulseJMJ {\n  0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(249,115,22,0.55); }\n  70% { transform: scale(1.02); box-shadow: 0 0 0 12px rgba(249,115,22,0); }\n  100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(249,115,22,0); }\n}\n\u003c\/style\u003e\n\u003ch2 style=\"margin-bottom: 10px;\"\u003eJACK® JK20U-63Q - Single Needle Drop Feed Zig-Zag Lockstitch Machine with Control System\u003c\/h2\u003e\n\u003cdiv style=\"margin: 16px 0; padding: 14px 18px; border: 2px solid #f97316; border-radius: 10px; background: #fff7ed; text-align: center; animation: pulseJMJ 2s infinite;\"\u003e\n\u003cp style=\"margin: 0; font-weight: 800; font-size: 17px; color: #f97316;\"\u003e✔ COMPLETE ASSEMBLED WITH TABLE AND STAND INCLUDED\u003c\/p\u003e\n\u003cp style=\"margin: 6px 0 0; font-size: 14px; color: #333;\"\u003eReady to sew. No setup needed. Professional installation included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin-bottom: 12px; font-weight: 500;\"\u003eZig-Zag • Drop Feed • Servo Motor • Control System\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe \u003cstrong\u003eJACK® JK20U-63Q\u003c\/strong\u003e is a single needle drop feed zig-zag lockstitch industrial sewing machine designed for professional sewing applications requiring both straight and zig-zag stitching. With its control system, durable metal gears, and servo motor setup, this machine delivers precision, reliability, and smooth operation for daily production use.\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThis model features a horizontal axis transverse rotary hook, dial stitch regulator, locking zig-zag width regulator, reverse stitching, and built-in free-hand monogramming lever. When the zig-zag width is set to “0”, the machine can produce straight stitches using the straight stitch locking device.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"margin-bottom: 8px;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 16px; padding-left: 18px;\"\u003e\n\u003cli\u003eSingle needle zig-zag lockstitch machine.\u003c\/li\u003e\n\u003cli\u003eDrop feed mechanism for stable fabric feeding.\u003c\/li\u003e\n\u003cli\u003eHorizontal axis transverse rotary hook.\u003c\/li\u003e\n\u003cli\u003eDial stitch regulator for precise stitch adjustment.\u003c\/li\u003e\n\u003cli\u003eLocking zig-zag width regulator lever.\u003c\/li\u003e\n\u003cli\u003eStraight stitch capability when zig-zag is set to “0”.\u003c\/li\u003e\n\u003cli\u003eReverse stitching with adjustable stitch length.\u003c\/li\u003e\n\u003cli\u003eBuilt-in free-hand monogramming lever.\u003c\/li\u003e\n\u003cli\u003eHardened steel metal gears for durability.\u003c\/li\u003e\n\u003cli\u003eServo motor for quiet and energy-efficient operation.\u003c\/li\u003e\n\u003cli\u003eControl system included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3 style=\"margin-bottom: 8px;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 16px; padding-left: 18px;\"\u003e\n\u003cli\u003eZig-zag stitching.\u003c\/li\u003e\n\u003cli\u003eStraight stitch sewing.\u003c\/li\u003e\n\u003cli\u003eDecorative sewing and monogramming.\u003c\/li\u003e\n\u003cli\u003eGarment production and alterations.\u003c\/li\u003e\n\u003cli\u003eLight to medium industrial sewing work.\u003c\/li\u003e\n\u003cli\u003eTailoring shops and professional sewing workshops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3 style=\"margin-bottom: 8px;\"\u003eServo Motor Advantages\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 16px; padding-left: 18px;\"\u003e\n\u003cli\u003eQuiet operation compared to traditional clutch motors.\u003c\/li\u003e\n\u003cli\u003eUses up to 90% less power than clutch motors.\u003c\/li\u003e\n\u003cli\u003eApproximately 1\/3 lighter than clutch motors.\u003c\/li\u003e\n\u003cli\u003eMotor rotation can be reversed with a switch.\u003c\/li\u003e\n\u003cli\u003eNo clutch parts to wear out or adjust.\u003c\/li\u003e\n\u003cli\u003eLightweight, precise, and reliable performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3 style=\"margin-bottom: 8px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 16px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eJACK® JK20U-63Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eMachine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eSingle Needle Zig-Zag Lockstitch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eNumber of Needles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e1 (Single)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eFeeding Mechanism\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eDrop Feed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eFunction Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eStandard Functions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e1,800 SPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eStitch Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e5 s.p.i. (5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Zig-Zag Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e11\/32\" (9 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eStitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e304 \/ 301\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eNeedle System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e135 x 5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eNeedle Bar Stroke\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e1 6\/25\" (31.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003ePresser Foot Clearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eFoot: 25\/64\" (10 mm) \/ Hand: 15\/64\" (6 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eWorkspace\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e8 5\/16\" (211 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eBed Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e7\" x 15 11\/16\" (178 mm x 398.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eServo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eControl System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003cp style=\"margin-bottom: 0;\"\u003eThe \u003cstrong\u003eJACK® JK20U-63Q\u003c\/strong\u003e is a dependable zig-zag lockstitch machine built for precision, versatility, and professional performance. With straight stitch capability, adjustable zig-zag control, servo motor efficiency, and durable metal gears, it is an excellent choice for sewing shops that need flexibility in one complete setup.\u003c\/p\u003e","brand":"JMJ SEWING MACHINES","offers":[{"title":"Default Title","offer_id":53430125756710,"sku":null,"price":1490.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/5825\/1302\/files\/ChatGPT_Image_2_jul_2026_16_17_57.png?v=1783023707","url":"https:\/\/jmjsewingmachines.com\/products\/jack%c2%ae-jk20u-63q-single-needle-drop-feed-zig-zag-lockstitch","provider":"JMJ SEWING MACHINES","version":"1.0","type":"link"}