{"product_id":"atb-m2600ud-under-deck-mounting-kit-adjustable-1-4-aluminum-hangers","title":"ATB M2600UD Under-Deck Mounting Kit, Adjustable 1\/4\" Aluminum Hangers","description":"\u003cp\u003eThe ATB M2600UD hangs a crossover underbody cargo box below a flat deck or van trailer. Adjustable .25 (1\/4 gauge) aluminum hanger brackets clamp to the cross beams and carry the box, keeping it tight to the deck and clear of the road. Each size comes with 1 hanger (250 lbs. max) or 2 hangers (350 lbs. max).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eM2600UD aluminum top and bottom box brackets and I-beam clamp brackets\u003c\/li\u003e\n\u003cli\u003eRod bolts, Grade 8 nuts, nylon lock nuts, flat washers and bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1\/4\" Aluminum Brackets\u003c\/strong\u003e\u003cbr\u003eThe brackets are .25 (1\/4 gauge) aluminum, engineered by ATB for crossover underbody cargo boxes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable Hangers\u003c\/strong\u003e\u003cbr\u003ePredrilled, adjustable holes let the hanger brackets match the box height and keep the load tight to the deck.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnder-Deck Mount\u003c\/strong\u003e\u003cbr\u003eThe kit mounts to the box and to the cross beams under a flat deck or van trailer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1 or 2 Hanger Kits\u003c\/strong\u003e\u003cbr\u003eEach size comes as a 1-hanger kit rated 250 lbs. max or a 2-hanger kit rated 350 lbs. max.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrade 8 Hardware\u003c\/strong\u003e\u003cbr\u003eATB's install sheet lists 1\/2\" rod bolts with Grade 8 nuts, nylon lock nuts, flat washers and bolts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnpainted Aluminum\u003c\/strong\u003e\u003cbr\u003eThe kit is bare aluminum with no painted finish.\u003c\/p\u003e\n\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cdiv style=\"background:#faf7f7;border-left:4px solid #ba232a;border-radius:0 8px 8px 0;padding:14px 16px;margin:12px 0;\"\u003e\n\u003cp style=\"margin:0 0 6px;\"\u003eHow to choose: match the box height and width (the part number reads height then width, e.g. 2436 = 24\"H x 36\"W), then pick 1 hanger (250 lbs. max) or 2 hanger (350 lbs. max) by the loaded weight.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 6px;\"\u003eATB sets the outside brackets as far out on the trailer as possible with one in the center. For non-adjustable brackets, ATB offers the M2650UD series.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003eFits:\u003c\/b\u003e Crossover underbody cargo boxes under a flat deck or van trailer (match box height and width)\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBrand:\u003c\/b\u003e ATB\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSeries:\u003c\/b\u003e M2600UD\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Under-deck adjustable mounting kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e .25 (1\/4 gauge) aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e Unpainted aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMade in:\u003c\/b\u003e USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"pt-fitw pt-varspec\"\u003e\u003ctable\u003e\n\u003ccaption\u003eVersions\u003c\/caption\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eBox size\u003c\/th\u003e\n\u003cth\u003eHangers\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003cth\u003eLoad rating\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr data-sku=\"M2600UD-2424-1S\"\u003e\n\u003ctd\u003eM2600UD-2424-1S\u003c\/td\u003e\n\u003ctd\u003e24\"H x 24\"W\u003c\/td\u003e\n\u003ctd\u003e1 hanger\u003c\/td\u003e\n\u003ctd\u003eM2600UD-2424-1S\u003c\/td\u003e\n\u003ctd\u003e16 lbs.\u003c\/td\u003e\n\u003ctd\u003e250 lbs. max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-sku=\"M2600UD-2424-2S\"\u003e\n\u003ctd\u003eM2600UD-2424-2S\u003c\/td\u003e\n\u003ctd\u003e24\"H x 24\"W\u003c\/td\u003e\n\u003ctd\u003e2 hanger\u003c\/td\u003e\n\u003ctd\u003eM2600UD-2424-2S\u003c\/td\u003e\n\u003ctd\u003e32 lbs.\u003c\/td\u003e\n\u003ctd\u003e350 lbs. max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-sku=\"M2600UD-2430-1S\"\u003e\n\u003ctd\u003eM2600UD-2430-1S\u003c\/td\u003e\n\u003ctd\u003e24\"H x 30\"W\u003c\/td\u003e\n\u003ctd\u003e1 hanger\u003c\/td\u003e\n\u003ctd\u003eM2600UD-2430-1S\u003c\/td\u003e\n\u003ctd\u003e21 lbs.\u003c\/td\u003e\n\u003ctd\u003e250 lbs. max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-sku=\"M2600UD-2430-2S\"\u003e\n\u003ctd\u003eM2600UD-2430-2S\u003c\/td\u003e\n\u003ctd\u003e24\"H x 30\"W\u003c\/td\u003e\n\u003ctd\u003e2 hanger\u003c\/td\u003e\n\u003ctd\u003eM2600UD-2430-2S\u003c\/td\u003e\n\u003ctd\u003e42 lbs.\u003c\/td\u003e\n\u003ctd\u003e350 lbs. max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-sku=\"M2600UD-2436-1S\"\u003e\n\u003ctd\u003eM2600UD-2436-1S\u003c\/td\u003e\n\u003ctd\u003e24\"H x 36\"W\u003c\/td\u003e\n\u003ctd\u003e1 hanger\u003c\/td\u003e\n\u003ctd\u003eM2600UD-2436-1S\u003c\/td\u003e\n\u003ctd\u003e24 lbs.\u003c\/td\u003e\n\u003ctd\u003e250 lbs. max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-sku=\"M2600UD-2436-2S\"\u003e\n\u003ctd\u003eM2600UD-2436-2S\u003c\/td\u003e\n\u003ctd\u003e24\"H x 36\"W\u003c\/td\u003e\n\u003ctd\u003e2 hanger\u003c\/td\u003e\n\u003ctd\u003eM2600UD-2436-2S\u003c\/td\u003e\n\u003ctd\u003e48 lbs.\u003c\/td\u003e\n\u003ctd\u003e350 lbs. max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-sku=\"M2600UD-2448-1S\"\u003e\n\u003ctd\u003eM2600UD-2448-1S\u003c\/td\u003e\n\u003ctd\u003e24\"H x 48\"W\u003c\/td\u003e\n\u003ctd\u003e1 hanger\u003c\/td\u003e\n\u003ctd\u003eM2600UD-2448-1S\u003c\/td\u003e\n\u003ctd\u003e34 lbs.\u003c\/td\u003e\n\u003ctd\u003e250 lbs. max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-sku=\"M2600UD-2448-2S\"\u003e\n\u003ctd\u003eM2600UD-2448-2S\u003c\/td\u003e\n\u003ctd\u003e24\"H x 48\"W\u003c\/td\u003e\n\u003ctd\u003e2 hanger\u003c\/td\u003e\n\u003ctd\u003eM2600UD-2448-2S\u003c\/td\u003e\n\u003ctd\u003e68 lbs.\u003c\/td\u003e\n\u003ctd\u003e350 lbs. max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eTime:\u003c\/b\u003e About 1.5 to 4 hours · \u003cb\u003eWhat's involved:\u003c\/b\u003e Rod bolts and clamp brackets hang from the trailer cross beams; the box is blocked in place and clamped between top and bottom brackets. · \u003cb\u003eTools:\u003c\/b\u003e 3\/4\" ratchet wrench; 3\/4\" wrench; Tape measure; Drill with 1\/2\" bit; Two clamps; Blocks\u003c\/p\u003e\n\u003cp\u003eHere's the short version. Follow ATB's install sheet (below) for your truck's exact positions and hardware.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eCheck all parts against the parts list and make sure there is room to mount the box.\u003c\/li\u003e\n\u003cli\u003eMove the cargo box to its underbody position to check it fits there.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMove the box aside.\u003c\/b\u003e Put a washer and locknut on each rod and tighten until the thread shows 1\/4\" past the nut. Slide each rod through a top bracket and fit the top clamp bracket between the trailer I-beams. Do this for all brackets before going on.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSet the outside brackets as far out on the trailer as possible and one in the center (ATB:\u003c\/b\u003e three bracket sets for 750 lbs., five for 1250 lbs.).\u003c\/li\u003e\n\u003cli\u003eFit the top bracket and top center clamp, insert the bolt with a washer on both ends and secure it with a nylon lock nut, then secure the nut on the rod.\u003c\/li\u003e\n\u003cli\u003eMove the box into position and block it in place.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eResources\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0805\/4784\/0244\/files\/atb-m2600ud-installation-instructions.pdf?v=1793725753\" target=\"_blank\" rel=\"noopener\"\u003eATB ATB-M2600UD installation sheet (PDF)\u003c\/a\u003e, ATB's own step-by-step guide.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eWarranty, Shipping \u0026amp; Returns\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty.\u003c\/strong\u003e ATB covers its standard truck boxes with a 60-month (5-year) limited warranty for the original purchaser; it is not transferable.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor a warranty claim, contact us with your order number and photos and we will work it through with ATB.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eShipping.\u003c\/strong\u003e Ships by freight from the ATB factory in Blanchard, ND; lift-gate delivery available.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAlaska, Hawaii and Canada: contact us for a freight quote before you order.\u003c\/li\u003e\n\u003cli\u003eWe email your tracking details as soon as it ships.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInspect on delivery.\u003c\/strong\u003e Check the box when the freight arrives, before the driver leaves: look over the lids, doors, corners and welds for dents, scratches or shipping damage. Note any damage on the delivery receipt and send us photos. Check it as soon as it arrives.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLook for crushed ends, punctures or tears in the carton.\u003c\/li\u003e\n\u003cli\u003eIf something looks wrong, take photos of the box and the parts (and if a driver asks you to sign, note the damage on the receipt).\u003c\/li\u003e\n\u003cli\u003eOpen the box and check the parts against the parts list before you install.\u003c\/li\u003e\n\u003cli\u003eEmail \u003ca href=\"mailto:support@prestigetruck.com\"\u003esupport@prestigetruck.com\u003c\/a\u003e right away with your order number, a short note and photos. We send a replacement or a full refund at no cost to you.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e30-day returns.\u003c\/strong\u003e Return it within 30 days of delivery, unused, in the original packaging, with proof of purchase.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEmail \u003ca href=\"mailto:support@prestigetruck.com\"\u003esupport@prestigetruck.com\u003c\/a\u003e with your order number. We reply within 1-2 business days with instructions.\u003c\/li\u003e\n\u003cli\u003eDamaged, defective or wrong item: we send a prepaid label or arrange a pickup.\u003c\/li\u003e\n\u003cli\u003eChanged your mind: you pay return shipping. No restocking fee.\u003c\/li\u003e\n\u003cli\u003eRefunds go back to your original payment method within 7 business days of approval. See our \u003ca href=\"https:\/\/prestigetruck.com\/policies\/refund-policy\"\u003ereturns policy\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout ATB\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;margin:6px 0 4px;\"\u003e\n\u003cdiv style=\"flex:0 0 150px;max-width:150px;border:2px solid #14161a;padding:12px 8px;text-align:center;font:700 22px\/1 Rajdhani,'Arial Narrow',sans-serif;color:#b3121f;\"\u003eATB\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 340px;min-width:240px;\"\u003e\u003cp\u003eAmerican Truckboxes (ATB) builds aluminum and steel truck boxes, tanks and storage in Blanchard, North Dakota, and has done so for more than 25 years, by its own account. Its range covers pickup crossover, side-mount, chest and drawer boxes, service-truck boxes and packs, fuel tanks, and heavy-truck and trailer boxes.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#faf7f7;border-left:4px solid #b3121f;border-radius:0 8px 8px 0;padding:14px 16px;margin:16px 0 0;\"\u003e\u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eAuthorized ATB dealer.\u003c\/strong\u003e Prestige Truck is an authorized ATB dealer: every box on this page is built by ATB to the part number shown.\u003c\/p\u003e\u003c\/div\u003e","brand":"American Truckboxes","offers":[{"title":"24\"H x 24\"W \/ 1 hanger","offer_id":68033866367220,"sku":"M2600UD-2424-1S","price":252.0,"currency_code":"USD","in_stock":true},{"title":"24\"H x 24\"W \/ 2 hanger","offer_id":68033866399988,"sku":"M2600UD-2424-2S","price":429.0,"currency_code":"USD","in_stock":true},{"title":"24\"H x 30\"W \/ 1 hanger","offer_id":68033866432756,"sku":"M2600UD-2430-1S","price":288.75,"currency_code":"USD","in_stock":true},{"title":"24\"H x 30\"W \/ 2 hanger","offer_id":68033866465524,"sku":"M2600UD-2430-2S","price":502.5,"currency_code":"USD","in_stock":true},{"title":"24\"H x 36\"W \/ 1 hanger","offer_id":68033866498292,"sku":"M2600UD-2436-1S","price":325.5,"currency_code":"USD","in_stock":true},{"title":"24\"H x 36\"W \/ 2 hanger","offer_id":68033866531060,"sku":"M2600UD-2436-2S","price":576.0,"currency_code":"USD","in_stock":true},{"title":"24\"H x 48\"W \/ 1 hanger","offer_id":68033866563828,"sku":"M2600UD-2448-1S","price":399.0,"currency_code":"USD","in_stock":true},{"title":"24\"H x 48\"W \/ 2 hanger","offer_id":68033866596596,"sku":"M2600UD-2448-2S","price":648.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0805\/4784\/0244\/files\/atb-tb69324-tb-product-49590.jpg?v=1793728238","url":"https:\/\/prestigetruck.com\/products\/atb-m2600ud-under-deck-mounting-kit-adjustable-1-4-aluminum-hangers","provider":"Prestige Truck","version":"1.0","type":"link"}