{"product_id":"richeer-1-2-20-black-bulge-acorn-lug-nuts-20pc-1-4-closed-end-3-4-hex-corrosion-resistant","title":"Richeer 1\/2-20 Black Bulge Acorn Lug Nuts 20pc — 1.4\" Closed-End, 3\/4\" Hex, Corrosion-Resistant","description":"\u003cp\u003e\u003cstrong\u003eRicheer 20-piece set of black 1\/2-20 closed-end bulge acorn lug nuts delivers a durable, corrosion-resistant wheel fastener designed for 5-lug vehicles with a 60° conical seat.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese lug nuts are cold-forged from SCM435 steel, heat treated for strength, and finished with a protective coating to resist corrosion and keep a neat appearance. Each nut measures 1.4 inches (35.56mm) long with a 22.1mm outer width, a 3\/4\" (19mm) hex drive, and 1\/2-20 threads to match common wheel studs. The closed-end, bulge acorn shape protects exposed threads while providing the bulge-style contact needed for many aftermarket wheels and OEM applications.\u003c\/p\u003e\n\n\u003ch3\u003eWill these lug nuts fit my truck or SUV?\u003c\/h3\u003e\n\u003cp\u003eCompatibility depends on thread pitch, seat style, and wheel lug pattern. These are 1\/2-20 thread lug nuts with a 60° conical (bulge) seat intended for 5-lug wheels on many older and newer models listed below.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 5-lug applications on vehicles such as Jeep Wrangler (1987–2018), Cherokee, TJ and Liberty models.\u003c\/li\u003e\n  \u003cli\u003eCompatible with many Dodge\/RAM models (e.g., RAM 1500 1994–2001) and Nitro (2007–2011).\u003c\/li\u003e\n  \u003cli\u003eAlso fits classic Ford and Bronco years, Mustang generations, Cherokee and other listed models when 1\/2-20 threads and bulge seat are present.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow strong and durable are these Richeer lug nuts?\u003c\/h3\u003e\n\u003cp\u003eRicheer lug nuts are forged from SCM435 steel and undergo heat treatment to improve tensile strength and wear resistance. Precision-cut threads ensure consistent engagement with wheel studs, reducing risk of cross-threading or loosening under normal driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCold-forged SCM435 construction for enhanced toughness.\u003c\/li\u003e\n  \u003cli\u003eHeat-treated to increase strength and fatigue resistance.\u003c\/li\u003e\n  \u003cli\u003eProtective coating for improved corrosion resistance and long-lasting finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat does the closed-end bulge acorn design do for my wheels?\u003c\/h3\u003e\n\u003cp\u003eThe closed-end, bulge acorn profile protects exposed stud threads from dirt and corrosion while offering the bulge-style seating many aftermarket wheels require. This shape also gives a cleaner finished look compared with open-ended hex nuts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClosed end shields wheel studs from contaminants and rust.\u003c\/li\u003e\n  \u003cli\u003eBulge acorn seat matches wheels that require a curved seating contact.\u003c\/li\u003e\n  \u003cli\u003e1.4\" length and 22.1mm width provide secure coverage and a substantial visual profile.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tools and installation notes should I know?\u003c\/h3\u003e\n\u003cp\u003eUse a 3\/4\" (19mm) socket for installation; a spline key is not required for these hex-drive lug nuts. Torque to your vehicle manufacturer's recommended specifications and inspect fitment before driving.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse a 3\/4\" (19mm) socket or torque wrench for tightening.\u003c\/li\u003e\n  \u003cli\u003eAlways torque to the OEM-recommended value for your vehicle and wheel combination.\u003c\/li\u003e\n  \u003cli\u003eConfirm thread pitch (1\/2-20) and 60° conical seat match your wheel studs before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: These Richeer black closed-end bulge acorn lug nuts suit drivers replacing worn or lost lug nuts, enthusiasts swapping wheels who need a bulge\/conical seat, and owners of compatible Jeep, Ford, Dodge, and other listed vehicles seeking a corrosion-resistant, OEM-style appearance. The 20-piece pack provides a full set for 5-lug wheels plus spares, and the durable SCM435 steel construction is aimed at users who need reliability and a finished look for daily drivers and weekend projects.\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: Are these lug nuts 1\/2-20 thread pitch?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, these Richeer lug nuts use 1\/2-20 threads and a 60° conical (bulge) seat; confirm your wheel studs match before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What socket size do I need to install them?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You need a 3\/4\" (19mm) socket or torque wrench to install these lug nuts safely and correctly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Richeer","offers":[{"title":"Default Title","offer_id":67592631877817,"sku":"B088WTLY15","price":58.77,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/richeer-front-packaging-black-lug-nuts.jpg?v=1790566483","url":"https:\/\/redleafauto.ca\/products\/richeer-1-2-20-black-bulge-acorn-lug-nuts-20pc-1-4-closed-end-3-4-hex-corrosion-resistant","provider":"Redleaf Auto","version":"1.0","type":"link"}