{"product_id":"demco-trailer-coupler-cast-flat-plate-mount-ez-latch-zinc-latch-dm15791-97","title":"Demco Adjustable Channel Trailer Coupler — eZ-Latch, 2-5\/16\" Ball, 21,000 lb (DM15791-97)","description":"\u003cstyle\u003e\n  .rp-mag-lock{\n    --rp-black:#111111;\n    --rp-charcoal:#1d1d1f;\n    --rp-gray:#6b7280;\n    --rp-light:#f5f5f5;\n    --rp-line:#d8d8d8;\n    --rp-maroon:#6e0f11;\n    --rp-gold:#d7a126;\n    --rp-cream:#fff7e3;\n    --rp-shadow:0 16px 36px rgba(0,0,0,.08);\n    --rp-radius:20px;\n    font-family:\"Helvetica Neue\",Helvetica,Arial,sans-serif;\n    color:var(--rp-black);\n    line-height:1.6;\n  }\n\n  .rp-mag-lock *{\n    box-sizing:border-box;\n  }\n\n  .rp-mag-lock .rp-shell{\n    max-width:1080px;\n    margin:0 auto;\n    padding:28px 18px 40px 18px;\n    background:linear-gradient(180deg,#fafafa 0%,#ffffff 22%,#ffffff 100%);\n  }\n\n  .rp-mag-lock .rp-hero{\n    position:relative;\n    overflow:hidden;\n    border:1px solid #ececec;\n    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width:100%;\n    height:100%;\n    border:0;\n    display:block;\n  }\n\n  @media (max-width: 900px){\n    .rp-mag-lock .rp-grid-2{\n      grid-template-columns:1fr;\n    }\n\n    .rp-mag-lock .rp-feature-grid{\n      grid-template-columns:1fr;\n    }\n\n    .rp-mag-lock .rp-title{\n      font-size:28px;\n    }\n\n    .rp-mag-lock .rp-subhead{\n      font-size:16px;\n    }\n  }\n\n  @media (max-width: 640px){\n    .rp-mag-lock .rp-shell{\n      padding:18px 12px 28px 12px;\n    }\n\n    .rp-mag-lock .rp-hero{\n      border-radius:22px;\n      padding:24px 18px 22px 18px;\n    }\n\n    .rp-mag-lock .rp-card,\n    .rp-mag-lock .rp-feature{\n      padding:16px;\n    }\n\n    .rp-mag-lock .rp-title{\n      font-size:24px;\n    }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"rp-mag-lock\"\u003e\n  \u003cdiv class=\"rp-shell\"\u003e\n\n    \u003cdiv class=\"rp-hero\"\u003e\n      \u003cdiv class=\"rp-logo\"\u003e\n        \u003cimg alt=\"R \u0026amp; P Carriages\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/LOGO-FINALx200.png?v=1763669885\"\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"rp-kicker\"\u003eTrailer Coupler \/ Adjustable Channel Mount\u003c\/div\u003e\n      \u003ch1 class=\"rp-title\"\u003eDemco Adjustable Trailer Coupler 2-5\/16\" Ball 21K eZ-Latch\u003c\/h1\u003e\n      \u003cp class=\"rp-subhead\"\u003eHeavy-duty USA-made Demco adjustable coupler for 3\" channel brackets, built for 2-5\/16\" ball fit, 21,000 lb capacity, and confident eZ-Latch hookup in demanding trailer applications.\u003c\/p\u003e\n      \u003cdiv class=\"rp-partline\"\u003e\n        \u003cspan class=\"rp-badge\"\u003ePart Number: DM15791-97\u003c\/span\u003e\n        \u003cspan class=\"rp-badge alt\"\u003e3\" Wide Channel Bracket\u003c\/span\u003e\n        \u003cspan class=\"rp-badge alt\"\u003e2-5\/16\" Ball • 21,000 lb\u003c\/span\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rp-section rp-grid-2\"\u003e\n      \u003cdiv class=\"rp-card\"\u003e\n        \u003cdiv class=\"rp-rule-title\"\u003e\n          \u003ch2\u003eOverview\u003c\/h2\u003e\n        \u003c\/div\u003e\n        \u003cp class=\"rp-lead\"\u003eThis listing is for the Demco coupler only. If you need a heavy-duty adjustable channel coupler that keeps pace with real trailer work, this one checks the boxes: 2-5\/16\" ball fit, 21,000 lb rating, USA-made construction, and Demco’s eZ-Latch mechanism for secure hookup and disconnect. The adjustable channel mount gives you height flexibility, while the powder-coated steel body and 500-hour salt spray rating make it a strong choice for utility, equipment, and marine-exposed applications.\u003c\/p\u003e\n\n        \u003cdiv class=\"rp-video-wrap\"\u003e\n          \u003cdiv class=\"rp-video-frame\"\u003e\n            \u003ciframe title=\"Demco Adjustable Trailer Coupler Video\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/6Vij9KMGJ_k?autoplay=1\u0026amp;mute=1\u0026amp;playsinline=1\u0026amp;rel=0\u0026amp;modestbranding=1\"\u003e\u003c\/iframe\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"rp-card rp-service\"\u003e\n        \u003ch2\u003eR\u0026amp;P Service Insight\u003c\/h2\u003e\n        \u003cp\u003eAdjustable channel couplers earn their keep when you need a stronger, cleaner trailer-to-tow-vehicle setup without guessing on tongue height.\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003e\n\u003cstrong\u003eBetter Height Match:\u003c\/strong\u003e The channel mount lets you dial in coupler position for a more level hookup.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eFast, Confident Coupling:\u003c\/strong\u003e Demco’s eZ-Latch design is built for simple connection and dependable ball engagement.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eBuilt for Hard Use:\u003c\/strong\u003e The powder-coated steel body and 500-hour salt spray rating help this coupler stand up to work and weather.\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rp-section\"\u003e\n      \u003cdiv class=\"rp-card rp-knowledge\"\u003e\n        \u003ch2\u003eR\u0026amp;P Knowledge Hub\u003c\/h2\u003e\n        \u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Verified for 3\" wide channel bracket applications using a 2-5\/16\" hitch ball.\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eVehicle \/ System Fit:\u003c\/strong\u003e Trailer tongue coupler replacement or upgrade where an adjustable channel mount is already part of the setup.\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eInstallation Notes:\u003c\/strong\u003e Confirm bracket width, ball size, lock pin clearance, and required mounting hardware before ordering. This is a coupler-only listing and does not include installation hardware.\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003ePerformance Insight:\u003c\/strong\u003e The cast ball coupler design combines heavy-duty towing capacity, adjustable fitment flexibility, and corrosion resistance in one proven Demco setup.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rp-section\"\u003e\n      \u003cdiv class=\"rp-card rp-service\"\u003e\n        \u003ch2\u003eR\u0026amp;P Repair Insight\u003c\/h2\u003e\n        \u003cp\u003eMost ordering mistakes on adjustable couplers come down to bracket width, ball size, or assuming hardware is included. This listing is for the coupler only, so verify your mounting setup before checkout.\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003e\n\u003cstrong\u003eBracket Width:\u003c\/strong\u003e Built for a 3\" wide channel bracket application.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eBall Fit:\u003c\/strong\u003e Fits a 2-5\/16\" hitch ball only.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eLock Pin Clearance:\u003c\/strong\u003e Minimum span needed for pin lock through body is 3\", and minimum span through latch is 1-1\/8\".\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rp-section\"\u003e\n      \u003cdiv class=\"rp-rule-title\"\u003e\n        \u003ch2\u003eFeatures\u003c\/h2\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"rp-feature-grid\"\u003e\n        \u003cdiv class=\"rp-feature\"\u003e\n          \u003ch3\u003eUSA-Made Demco Build\u003c\/h3\u003e\n          \u003cp\u003eBuilt in the USA for heavy-duty trailer coupling applications where strength and reliability matter.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"rp-feature\"\u003e\n          \u003ch3\u003eAdjustable Channel Mount\u003c\/h3\u003e\n          \u003cp\u003eLets you set coupler height to better match trailer and tow vehicle setup.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"rp-feature\"\u003e\n          \u003ch3\u003eeZ-Latch Hookup System\u003c\/h3\u003e\n          \u003cp\u003eDesigned for simple hookup, secure ball engagement, and easier day-to-day use.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"rp-feature\"\u003e\n          \u003ch3\u003eCorrosion-Resistant Construction\u003c\/h3\u003e\n          \u003cp\u003ePowder-coated steel construction with a 500-hour salt spray rating for strong resistance in harsher environments.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rp-section rp-grid-2\"\u003e\n      \u003cdiv\u003e\n        \u003cdiv class=\"rp-rule-title\"\u003e\n          \u003ch2\u003eSpecifications\u003c\/h2\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"rp-table-wrap\"\u003e\n          \u003ctable\u003e\n            \u003ctbody\u003e\n              \u003ctr\u003e\n                \u003cth\u003eSpecification\u003c\/th\u003e\n                \u003cth\u003eDetail\u003c\/th\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eDM15791-97\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eAdjustable Trailer Coupler\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003e3\" wide channel bracket\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eMaterial \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eSteel with powder-coated finish\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eKey Measurement\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003e8-1\/8\" long x 2-7\/8\" wide\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003e2-5\/16\" ball \/ 3\" channel bracket\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eWeight Capacity\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003e21,000 lb\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eLock Pin Hole Diameter\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003e5\/16\"\u003c\/td\u003e\n              \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n          \u003c\/table\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv\u003e\n        \u003cdiv class=\"rp-rule-title\"\u003e\n          \u003ch2\u003eFitment \/ Application\u003c\/h2\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"rp-table-wrap\"\u003e\n          \u003ctable\u003e\n            \u003ctbody\u003e\n              \u003ctr\u003e\n                \u003cth\u003eCategory\u003c\/th\u003e\n                \u003cth\u003eDetails\u003c\/th\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eVehicle \/ System\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eTrailer tongue \/ adjustable channel coupler setup\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003ePrimary Fit\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003e3\" wide channel brackets using a 2-5\/16\" hitch ball\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eSecondary Fit\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eHeavy-duty trailer and marine-exposed applications needing adjustable coupler height\u003c\/td\u003e\n              \u003c\/tr\u003e\n              \u003ctr\u003e\n                \u003ctd\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/td\u003e\n                \u003ctd\u003eCoupler only. Verify bracket width, ball size, lock pin clearance, and required mounting hardware before ordering.\u003c\/td\u003e\n              \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n          \u003c\/table\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rp-section\"\u003e\n      \u003cdiv class=\"rp-rule-title\"\u003e\n        \u003ch2\u003eIncluded Components\u003c\/h2\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"rp-table-wrap\"\u003e\n        \u003ctable\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003cth\u003eQuantity\u003c\/th\u003e\n              \u003cth\u003eItem\u003c\/th\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003e1\u003c\/td\u003e\n              \u003ctd\u003eDemco Coupler (DM15791-97)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eNot Included\u003c\/td\u003e\n              \u003ctd\u003eMounting bolts, lock nuts, washers, and other installation hardware\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rp-note\"\u003eThis is a coupler-only listing. Verify bracket width, hitch ball size, lock pin clearance, mounting hardware needs, and all fitment details before installation.\u003c\/div\u003e\n\n    \u003cdiv class=\"rp-cta-wrap\"\u003e\n      \u003ca href=\"https:\/\/needatrailerpart.com\/search?q=Demco%20adjustable%20trailer%20coupler%20DM15791-97\" class=\"rp-btn\"\u003eShop More Demco Coupler Options\u003c\/a\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"rp-seo\"\u003eDemco adjustable trailer coupler 2-5\/16 ball 21K DM15791-97 Demco adjustable channel trailer coupler eZ-Latch coupler USA made Demco coupler 3 inch wide channel bracket coupler marine trailer coupler 500 hour salt spray heavy duty cast ball coupler\u003c\/div\u003e\n\n    \u003cdiv class=\"rp-footer\"\u003e\n      \u003cimg alt=\"R \u0026amp; P Carriages\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/Baseball_AdvertisingRP-sign_1.jpg?v=1771533480\"\u003e\n    \u003c\/div\u003e\n\n    \u003chr style=\"border:0; border-top:1px solid #eee; margin:24px 0 0 0;\"\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"E Trailer","offers":[{"title":"Default Title","offer_id":50512916971806,"sku":"DM15791-97","price":147.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/DM15791-97-KIT_photoroom-07.png?v=1776438856","url":"https:\/\/needatrailerpart.com\/products\/demco-trailer-coupler-cast-flat-plate-mount-ez-latch-zinc-latch-dm15791-97","provider":"Need a Trailer Part","version":"1.0","type":"link"}