{"product_id":"bolt-on-transition-plate","title":"Bolt On Transition plate","description":"\u003ch1\u003eJack Transition Plate – Converts 7” x 5.5” to 3.5” x 5.5” Bolt Pattern (PFJ-MB-Transition)\u003c\/h1\u003e \u003ch3\u003eAdapt Your Trailer to Fit Primary Mover Bolt-On Jacks\u003c\/h3\u003e \u003cp\u003e The \u003cstrong\u003ePrimary Mover Jack Transition Plate (PFJ-MB-Transition)\u003c\/strong\u003e is designed to solve bolt pattern compatibility issues when installing a \u003cstrong\u003ebolt-on hydraulic jack\u003c\/strong\u003e. \u003c\/p\u003e \u003cp\u003e This plate allows you to convert a \u003cstrong\u003e7” x 5.5” trailer bolt pattern\u003c\/strong\u003e to match the \u003cstrong\u003ePrimary Mover jack bolt pattern of 3.5” x 5.5”\u003c\/strong\u003e, making it easy to install our bolt-on jacks on trailers that would otherwise not be compatible. \u003c\/p\u003e \u003cp\u003e No cutting, drilling, or fabrication required—just bolt it on and go. \u003c\/p\u003e \u003chr\u003e \u003ch2\u003eHow It Works\u003c\/h2\u003e \u003cp\u003e This transition plate installs between your trailer and your jack: \u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eStep 1:\u003c\/strong\u003e Bolt the plate to your trailer using the \u003cstrong\u003e7” x 5.5” pattern\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStep 2:\u003c\/strong\u003e Bolt your Primary Mover jack to the plate using the \u003cstrong\u003e3.5” x 5.5” pattern\u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e This creates a secure mounting system that bridges the gap between different bolt patterns. \u003c\/p\u003e \u003chr\u003e \u003ch2\u003eKey Features\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact Fit Conversion:\u003c\/strong\u003e Converts 7” x 5.5” to 3.5” x 5.5” bolt pattern\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePerfect for Bolt-On Jacks:\u003c\/strong\u003e Designed specifically for Primary Mover hydraulic jacks\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Steel Construction:\u003c\/strong\u003e Approximately 7\/8” thick for maximum strength\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNo Welding Required:\u003c\/strong\u003e Simple bolt-on installation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComplete Hardware Included:\u003c\/strong\u003e Bolts, nuts, and lock washers provided\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExpands Compatibility:\u003c\/strong\u003e Works with trailers that don’t match standard jack patterns\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e PFJ-MB-Transition\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heavy-duty steel (~7\/8” thick)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrailer Bolt Pattern:\u003c\/strong\u003e 7” x 5.5”\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eJack Bolt Pattern:\u003c\/strong\u003e 3.5” x 5.5”\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on transition plate\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e For exact dimensions and hole spacing, refer to the technical drawing:\u003cbr\u003e :contentReference[oaicite:0]{index=0} \u003c\/p\u003e \u003chr\u003e \u003ch2\u003eWhy This Plate Matters\u003c\/h2\u003e \u003cp\u003e Not all trailers use the same jack mounting pattern. Without a transition plate, that often means: \u003c\/p\u003e \u003cul\u003e \u003cli\u003eDrilling new holes into your trailer frame\u003c\/li\u003e \u003cli\u003eWelding new brackets\u003c\/li\u003e \u003cli\u003eBeing limited to certain jack options\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e This plate eliminates those issues by allowing you to \u003cstrong\u003equickly adapt your trailer to fit a better jack system\u003c\/strong\u003e. \u003c\/p\u003e \u003chr\u003e \u003ch2\u003eWhat’s Included\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eTransition plate\u003c\/li\u003e \u003cli\u003eMounting bolts\u003c\/li\u003e \u003cli\u003eNuts and lock washers\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003cstrong\u003eNote:\u003c\/strong\u003e All Primary Mover bolt-on jacks include hardware for mounting directly to this plate. \u003c\/p\u003e \u003chr\u003e \u003ch2\u003eRecommended Applications\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eDump trailers\u003c\/li\u003e \u003cli\u003eEquipment trailers\u003c\/li\u003e \u003cli\u003eUtility trailers\u003c\/li\u003e \u003cli\u003eDiamond C and similar trailers\u003c\/li\u003e \u003cli\u003eAny trailer with a 7” x 5.5” bolt pattern\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003eProduct Videos \u0026amp; Setup Help\u003c\/h2\u003e \u003cp\u003e Need help confirming fitment or installation? \u003c\/p\u003e \u003cp\u003e \u003cstrong\u003e \u003ca href=\"#\" target=\"_blank\"\u003eClick here to view jack installation and setup videos\u003c\/a\u003e \u003c\/strong\u003e \u003cbr\u003e \u003cem\u003e(Primary Mover Video Library)\u003c\/em\u003e \u003c\/p\u003e \u003chr\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eWhat bolt patterns does this convert?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003e It converts a \u003cstrong\u003e7” x 5.5” trailer bolt pattern\u003c\/strong\u003e to the Primary Mover \u003cstrong\u003e3.5” x 5.5” jack bolt pattern\u003c\/strong\u003e. \u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eWill this work with my trailer?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003e It will work if your trailer uses a 7” x 5.5” bolt pattern. Always verify your measurements before purchasing. \u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eDoes this require welding?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003e No. This is a fully bolt-on solution. \u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eIs hardware included?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003e Yes, mounting hardware is included. Additional hardware is also included with Primary Mover jacks. \u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eCan I use this with other jack brands?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003e It may work with other jacks that share the same bolt pattern, but it is specifically designed for Primary Mover bolt-on jacks. \u003c\/p\u003e \u003c\/details\u003e \u003chr\u003e \u003ch2\u003eBenefits of Choosing Primary Mover\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eDesigned for real-world trailer applications\u003c\/li\u003e \u003cli\u003eSimple solutions to common installation problems\u003c\/li\u003e \u003cli\u003eHeavy-duty materials built to last\u003c\/li\u003e \u003cli\u003eExpert support for trailer and hydraulic systems\u003c\/li\u003e \u003cli\u003eOne-year warranty on hydraulic products\u003c\/li\u003e \u003c\/ul\u003e","brand":"Primary Mover","offers":[{"title":"Default Title","offer_id":45030568001718,"sku":"PFJ-MB-Transition","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1169\/7506\/files\/ChatGPTImageApr8_2026_08_49_41AM.png?v=1775656190","url":"https:\/\/www.primarymover.com\/fr\/products\/bolt-on-transition-plate","provider":"Primary Mover","version":"1.0","type":"link"}