{"product_id":"atb-m3000h-m3001h-step-box-hook-mounting-kit-steel-no-frame-drill","title":"ATB M3000H \u0026 M3001H Step Box Hook Mounting Kit, Steel No-Frame-Drill","description":"\u003cp\u003eThe ATB M3000H and M3001H hook kits hang an ATB SB step box on a C-frame truck without drilling the frame. Four Grade 8 stud hooks pass through the back of the box and hook over the frame rail, with rubber strips between box and frame. The M3000H uses a 4.5\" hook and the M3001H a 6\" hook; both are rated at 150 lbs. max.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFour 1\/2\" x 5\/8\" Grade 8 stud hooks\u003c\/li\u003e\n\u003cli\u003eFour 5\/8\" flat washers\u003c\/li\u003e\n\u003cli\u003eFour 5\/8\" lock nuts\u003c\/li\u003e\n\u003cli\u003eTwo 3\" x 12\" rubber strips\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHook-Style Mount\u003c\/strong\u003e\u003cbr\u003eHooks hang the ATB SB step box on the C-frame; ATB notes the hook system needs no drilling in the truck frame.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTwo Hook Sizes\u003c\/strong\u003e\u003cbr\u003eThe M3000H uses a 4.5\" hook and the M3001H a 6\" hook.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimer and Powder Coat\u003c\/strong\u003e\u003cbr\u003eThe steel parts carry a zinc epoxy primer under a baked MR powder topcoat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrade 8 Hook Studs\u003c\/strong\u003e\u003cbr\u003eFour 1\/2\" x 5\/8\" Grade 8 stud hooks with 5\/8\" flat washers and lock nuts hold the box.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRubber Strips\u003c\/strong\u003e\u003cbr\u003eTwo 3\" x 12\" rubber strips go between the box and the frame.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e150 lb Load Rating\u003c\/strong\u003e\u003cbr\u003eATB rates both kits at 150 lbs. max; the M3000H weighs 5 lbs. and the M3001H 6 lbs.\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: pick the hook size that matches your frame rail, 4.5\" (M3000H) or 6\" (M3001H). Contact us if you are unsure which fits.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 6px;\"\u003eFor a bolt-through mount instead of hooks, ATB offers the M3000C; for more than 150 lbs. of cargo it recommends M2000 or M2100 L-brackets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003eFits:\u003c\/b\u003e ATB SB step boxes on C-frame trucks (hook mount, match the hook size to the frame)\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 M3000H \/ M3001H\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Hook-style step box mounting kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e Zinc epoxy primer, black MR powder topcoat\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBolt size:\u003c\/b\u003e 5\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLoad rating:\u003c\/b\u003e 150 lbs. max\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\u003eHook size\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr data-sku=\"M3000H\"\u003e\n\u003ctd\u003eM3000H\u003c\/td\u003e\n\u003ctd\u003e4.5\"\u003c\/td\u003e\n\u003ctd\u003eM3000H\u003c\/td\u003e\n\u003ctd\u003e5 lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-sku=\"M3001H\"\u003e\n\u003ctd\u003eM3001H\u003c\/td\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003ctd\u003eM3001H\u003c\/td\u003e\n\u003ctd\u003e6 lbs.\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 hours · \u003cb\u003eWhat's involved:\u003c\/b\u003e You drill four 11\/16\" holes in the back of the step box; the hooks hang over the frame rail, so the frame is not drilled. · \u003cb\u003eTools:\u003c\/b\u003e 3\/4\" ratchet wrench; 3\/4\" wrench; Tape measure; Drill with 9\/16\" or 11\/16\" bit; Utility knife; 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\u003e\n\u003cb\u003eSet the step box on the frame to confirm it fits there.\u003c\/b\u003e The box is not predrilled because frame hole patterns vary.\u003c\/li\u003e\n\u003cli\u003eRemove the box and drill four 11\/16\" holes in the back of the box, laid out as on ATB's M3000H drawing.\u003c\/li\u003e\n\u003cli\u003eApply the 3\" rubber strip to the box and cut the holes in it with a utility knife.\u003c\/li\u003e\n\u003cli\u003eSet the box back on the frame and insert the hooks with washers through the holes.\u003c\/li\u003e\n\u003cli\u003ePut a flat washer under each lock nut and tighten all nuts securely.\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-sb-step-installation-instructions.pdf?v=1793725753\" target=\"_blank\" rel=\"noopener\"\u003eATB ATB-SB-STEP 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":"4.5\"","offer_id":68033866662132,"sku":"M3000H","price":102.0,"currency_code":"USD","in_stock":true},{"title":"6\"","offer_id":68033866694900,"sku":"M3001H","price":97.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0805\/4784\/0244\/files\/atb-tb39144-tb-product-57138.jpg?v=1793728238","url":"https:\/\/prestigetruck.com\/products\/atb-m3000h-m3001h-step-box-hook-mounting-kit-steel-no-frame-drill","provider":"Prestige Truck","version":"1.0","type":"link"}