{"product_id":"imscrews-5-16-18-x-5-extra-long-carriage-bolts-304-stainless-steel-18-8-heavy-duty-full-thread-structural-bolts-for-6x6-posts-thick-beams-10-pcs","title":"IMSCREWS 5\/16-18 x 5 Extra-Long Carriage Bolts, 304 Stainless Steel (18-8), Heavy-Duty Full Thread Structural Bolts for 6x6 Posts \u0026 Thick Beams, 10 PCS","description":"\u003cp\u003e\u003cstrong\u003eIMSCREWS 5\/16\"-18 x 5\" Extra-Long 304 Stainless Steel Carriage Bolts (10 PCS)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSubstantial Support for Deep Structural Timber Connections\u003c\/strong\u003e\u003cbr\u003eThe IMSCREWS 5\/16\" x 5\" carriage bolt is engineered for heavy-duty projects requiring maximum penetration and reliable structural support. With a robust 5\/16-inch diameter and an extended 5-inch length, these bolts are well-suited for high-load joints where stability is critical, such as through-bolting multiple layers of dimensional lumber or securing heavy-duty brackets to thick beams. Built for durability, they offer the stability necessary for long-term use in outdoor structures, garden gazebos, and residential DIY projects.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eHigh Durability and Safety-Focused Design\u003c\/strong\u003e\u003cbr\u003eForged from premium 18-8 (304) stainless steel, these fasteners are highly resistant to rust and corrosion in coastal or humid environments. The smooth round head offers a \u003cstrong\u003eclean\u003c\/strong\u003e appearance that reduces snagging hazards, making them an \u003cstrong\u003eideal\u003c\/strong\u003e choice for railings, play sets, and benches. The integrated square neck prevents rotation, allowing for easy, one-sided installation with a single wrench from the nut side.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e- Thread: 5\/16\"-18 Coarse; Length: 5\" (Measured from Under Head)\u003cbr\u003e- Material: 304 (18-8) Stainless Steel; Full Thread\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePro-Tips:\u003c\/strong\u003e\u003cbr\u003e1. Use a 5\/16\" drill bit to ensure a \u003cstrong\u003esnug\u003c\/strong\u003e, structural fit for the square neck.\u003cbr\u003e2. Pair with stainless steel flat washers and nuts on the nut side to distribute structural load and protect wood fibers.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for Maximum Penetration: The massive 5-inch length is engineered for through-bolting oversized 6x6 structural posts and thick multi-layer timber frames where standard bolts fail to reach.\u003c\/li\u003e\n\u003cli\u003eContinuous Thread Support: Featuring a precision-cut full thread along the entire 5 shank, these bolts provide consistent clamping tension and superior pull-out resistance in deep-bore installs.\u003c\/li\u003e\n\u003cli\u003eAnti-Corrosive 304 Stainless: Forged from premium 18-8 (304) stainless steel, offering professional-grade defense against rust in high-moisture outdoor environments and ACQ treated wood.\u003c\/li\u003e\n\u003cli\u003eOne-Tool Self-Locking Install: The square neck beneath the head bites deep into wood fibers, locking the bolt in place so you can tighten the nut from the opposite side without needing a backup wrench.\u003c\/li\u003e\n\u003cli\u003eLow-Profile Safety Head: The smooth, snag-free domed head provides a professional aesthetic while eliminating sharp catch points¡ªWell-suited for child-friendly play sets and high-traffic decks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F2F6MWB2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0824\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 5\/16\"-18 x 5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Style:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 10\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IMSCREWS","offers":[{"title":"Default Title","offer_id":57034022092966,"sku":"B0F2F6MWB2","price":19.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/51ZaVl7AlSL_fd3f28f3-f133-4bc8-94da-6f25b47abcb6.jpg?v=1787034864","url":"https:\/\/www.imscrews.com\/ru\/products\/imscrews-5-16-18-x-5-extra-long-carriage-bolts-304-stainless-steel-18-8-heavy-duty-full-thread-structural-bolts-for-6x6-posts-thick-beams-10-pcs","provider":"IMSCREWS","version":"1.0","type":"link"}