{"product_id":"bridgeport-12180099-hi-low-shift-crank-2j-head-milling","title":"Bridgeport 12180099 Hi-low Shift Crank 2j-head Milling","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe BRIDGEPORT 12180099 is a Hi-Low Shift Crank designed as a direct replacement accessory for Bridgeport milling machines equipped with the 2J-Head Back Gear assembly. This crank interfaces with the back gear mechanism to allow the operator to shift between high and low spindle speed ranges. It is a mechanical hardware component handled during routine maintenance or repair by machinist-level technicians and industrial maintenance personnel. At 0.5 pounds, it is a compact, single-piece part that ships in a package quantity of one.\u003c\/p\u003e\n\u003cp\u003eThis shift crank is intended for use with Bridgeport I Series milling machines fitted with the 2J-Head Back Gear configuration. It is a common service part in job shops, vocational machine shops, and industrial facilities where Bridgeport knee mills are in regular production use. Technicians sourcing this part are typically restoring crank function after wear, breakage, or loss of the original hardware.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit Hi-Low shift crank for 2J-Head Back Gear assemblies\u003c\/li\u003e\n  \u003cli\u003eCompatible with Bridgeport I Series milling machines\u003c\/li\u003e\n  \u003cli\u003eLightweight at 0.5 pounds for easy single-hand installation\u003c\/li\u003e\n  \u003cli\u003eSold as a single-piece unit, matching OEM package quantity\u003c\/li\u003e\n  \u003cli\u003eUNSPSC Code 23242100 — classified as machining center accessory hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use with Bridgeport I Series milling machines equipped with the 2J-Head Back Gear assembly, as specified by the manufacturer.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation of this shift crank should be performed by a qualified machinist or industrial maintenance technician familiar with Bridgeport knee mill back gear assemblies. De-energize and lock out the milling machine at the main disconnect before beginning any mechanical work on the head assembly. Consult the machine's original service documentation for proper fitment and fastener engagement procedures. Do not operate the spindle until the crank is fully seated and secured.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccessory Type\u003c\/strong\u003e: Hi-Low Shift Crank\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMachine Compatibility\u003c\/strong\u003e: 2J-Head Back Gear\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFor Use With\u003c\/strong\u003e: I Series Milling Machines\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.5 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 23242100\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: BRIDGEPORT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 12180099\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BRIDGEPORT","offers":[{"title":"Default Title","offer_id":51544065474866,"sku":"12180099","price":37.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/1387a1cbc85e69f037e155e448d18e22_27752b18-774b-4de9-86b4-c6a549b5a83f.jpg?v=1785923531","url":"https:\/\/voomisupply.com\/products\/bridgeport-12180099-hi-low-shift-crank-2j-head-milling","provider":"Voomi Supply","version":"1.0","type":"link"}