{"product_id":"therwen-40-pack-1-2-x4-carriage-bolts-kits-307a-1-2-uss-size-1-2-x4-1","title":"Therwen 40 Pack 1\/2\" X4\" Carriage Bolts Kits 307A 1\/2\" USS - size: 1\/2\" X4\"","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCommercial Grade Steel Construction: built from commercial-grade carbon steel, these carriage bolts deliver consistent strength and reliability for general structural fastening; Designed for contractors and serious DIY applications where durability and dependable performance matter\u003c\/li\u003e\n\u003cli\u003eHot-dip Galvanizing Process, Durable for Outdoor Use: unlike standard galvanized bolts, our heavy-duty hot-dip galvanizing effectively resists corrosive substances in ACQ-treated wood; Made of 307A carbon steel, they meet industry standards and are suitable for load-bearing structures, mechanical assembly, and other applications, ensuring long-term stable performance\u003c\/li\u003e\n\u003cli\u003eExtended 6-inch Thread for Deep Engagement: designed with a 4\" threaded length on an 4\" bolt, providing deeper nut engagement and strong clamping force when fastening thick lumber or multi-layer wood assemblies\u003c\/li\u003e\n\u003cli\u003eComplete 40-set Hardware Kit: includes (40) 1\/2\" x 4\" carriage bolts, (40) USS flat washers, and (40) hex nuts, all sized for proper fit and even load distribution—no additional hardware needed\u003c\/li\u003e\n\u003cli\u003eIdeal for Wood Exterior Construction Projects: the smooth round head with square neck helps prevent spinning during installation; Commonly applied for deck framing, fencing, pergolas, barns, gazebos, and outdoor wood structures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e hot dipped galvanized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 1\/2\" x 4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Therwen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1\/2\" X4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 40\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Therwen","offers":[{"title":"Default Title","offer_id":48491762123010,"sku":"B0GLG7DCVQ-size-1-2-x4","price":94.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/2534\/0418\/files\/41fKOtEhzkL_a975ba54-f9d0-4079-b0c2-6f379d57ac7f.jpg?v=1789367192","url":"https:\/\/mrovanta.com\/products\/therwen-40-pack-1-2-x4-carriage-bolts-kits-307a-1-2-uss-size-1-2-x4-1","provider":"MROVanta","version":"1.0","type":"link"}