{"product_id":"genuine-upper-knife-guide-shaft-13150800-for-juki-mo-6700da-sewing-machine","title":"Genuine Upper Knife Guide Shaft 13150800 for Juki MO-6700DA Sewing Machine","description":"\u003cp\u003eGenuine Juki Upper Knife Guide Shaft (Part #131-50800). This authentic OEM component is the precision-ground internal rod that guides the upper knife arm, ensuring a perfectly linear cutting stroke for the Juki MO-Series.\u003c\/p\u003e\n\n\u003cp\u003eCritical Trimming Alignment\u003cbr\u003e\nThe guide shaft is the \"backbone\" of the upper knife assembly. The 131-50800 is manufactured to Juki’s exact micrometric tolerances, providing a low-friction surface that allows the knife to move at high speeds (7,000+ RPM) without heat buildup, binding, or lateral \"play.\"\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose the Genuine 131-50800 Guide Shaft?\u003cbr\u003e\nHardened Surface Finish: Features a specialized industrial coating and ultra-smooth polish to reduce friction against the guide bushings, extending the life of the entire knife drive.\u003c\/p\u003e\n\n\u003cp\u003ePrecision Straightness: Unlike generic shafts that may have microscopic deviations, this genuine part is perfectly straight, preventing \"blade tilt\" and ensuring a consistent shear.\u003c\/p\u003e\n\n\u003cp\u003eSuperior Oil Retention: Designed with the exact surface texture required to hold a thin film of lubricant, preventing \"seizing\" during long, high-heat production shifts.\u003c\/p\u003e\n\n\u003cp\u003eOEM Material Stability: Crafted from high-grade alloy steel that resists warping and wear from the constant reciprocating force of the trimming cycle.\u003c\/p\u003e","brand":"Juki","offers":[{"title":"Default Title","offer_id":48255911231737,"sku":"13150800","price":1.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/6733\/3113\/files\/JUKI_genuine_parts.png?v=1775539417","url":"https:\/\/empenzoamericas.com\/products\/genuine-upper-knife-guide-shaft-13150800-for-juki-mo-6700da-sewing-machine","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}