{"product_id":"ibroprat-2-3-8-in-trailer-u-bolt-kit-for-3500-lb-trailers-galvanized-carbon-steel-fits-1-3-4-in-leaf-springs","title":"iBroPrat 2 3\/8 in Trailer U-Bolt Kit for 3500 lb Trailers — Galvanized Carbon Steel, Fits 1-3\/4 in Leaf Springs","description":"\u003cp\u003e\u003cstrong\u003eHeavy‑duty u‑bolt kit designed to secure a 2 3\/8\" round trailer axle to 1 3\/4\" leaf springs on 3500 lb trailers.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis iBroPrat kit supplies the fasteners and tie plates you need to clamp a 2 3\/8\" (60 mm) round axle to standard 1 3\/4\" leaf springs on trailers rated up to 3,500 pounds. Every component is carbon‑steel and galvanized for corrosion resistance, and the set includes both flat and split lock washers so you can assemble a vibration‑resistant hitching point that lasts through road and marine use.\u003c\/p\u003e\n\n\u003ch3\u003eWhat parts are included and in what sizes?\u003c\/h3\u003e\n\u003cp\u003eThe package contains four U‑bolts sized for a 2 3\/8\" round axle, two heavy tie plates sized for 1 3\/4\" leaf springs, and a complete set of nuts and washers. Thread and thickness specs are chosen to allow secure tightening without running out of thread engagement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e4 × U‑bolts, 6.3\" overall length, 1\/2\"‑20 thread, 2.18\" thread length\u003c\/li\u003e\n  \u003cli\u003e2 × tie plates, 0.20\" thick, sized for 1 3\/4\" springs\u003c\/li\u003e\n  \u003cli\u003e8 × 1\/2\"‑20 hex nuts, 8 × metal flat washers, 8 × split lock washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow strong and durable are these components?\u003c\/h3\u003e\n\u003cp\u003eAll hardware is made from high‑strength carbon steel and given a galvanized finish to resist rust and abrasion. The U‑bolts measure approximately 0.46\" thick, and the tie plates are built to withstand the clamping forces and road loads expected on a 3,500 lb trailer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCarbon steel construction for load capacity\u003c\/li\u003e\n  \u003cli\u003eGalvanized surface for improved corrosion resistance, including marine exposure\u003c\/li\u003e\n  \u003cli\u003eRobust bolt and plate thickness to prevent deformation under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this kit fit my trailer and how easy is installation?\u003c\/h3\u003e\n\u003cp\u003eThis set is intended for trailers that use a 2 3\/8\" round axle and 1 3\/4\" leaf spring assembly, a common combination on 3,500 lb trailers. Installation follows standard axle clamp procedures: position the tie plate, slide U‑bolts around the axle and through the plate, then add washers and nuts and torque to spec.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for 2 3\/8\" axle tube and 1 3\/4\" springs\u003c\/li\u003e\n  \u003cli\u003eIncludes both flat and split lock washers to limit loosening from vibration\u003c\/li\u003e\n  \u003cli\u003eThread length (2.18\") allows sufficient nut travel for secure torquing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this kit handle vibration and loosening?\u003c\/h3\u003e\n\u003cp\u003eThe kit ships with both flat washers and split lock washers; the split locks help resist nut back‑off while flat washers spread load and protect surfaces. Using both types together reduces the chance of fastener movement in service compared with kits that supply only one washer style.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSplit lock washers prevent gradual nut loosening\u003c\/li\u003e\n  \u003cli\u003eFlat washers protect bolt threads and distribute clamping force\u003c\/li\u003e\n  \u003cli\u003eGalvanized finish reduces corrosion that can accelerate loosening\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This iBroPrat u‑bolt kit is for trailer owners, repair shops, and DIYers who need a reliable, corrosion‑resistant hardware set to secure a 2 3\/8\" axle to 1 3\/4\" leaf springs on trailers up to 3,500 lb. Choose this set if you want a complete hardware package with tie plates, both washer types, and enough thread length to properly torque the nuts for long‑term road or marine service.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these u‑bolts fit my 2 3\/8\" axle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the U‑bolts are sized for a 2 3\/8\" round axle and pair with tie plates for 1 3\/4\" leaf springs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are the parts corrosion resistant for marine use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The components are galvanized carbon steel, offering enhanced resistance to rust and seawater compared with plain painted parts.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"iBroPrat","offers":[{"title":"Default Title","offer_id":67590378324153,"sku":"B0CHRVHNZV","price":85.69,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/ibroprat-front-packaging-ube-kit.jpg?v=1790534429","url":"https:\/\/redleafauto.ca\/products\/ibroprat-2-3-8-in-trailer-u-bolt-kit-for-3500-lb-trailers-galvanized-carbon-steel-fits-1-3-4-in-leaf-springs","provider":"Redleaf Auto","version":"1.0","type":"link"}