{"product_id":"simpson-strong-tie-zmax-galvanized-post-cap-for-4x-bc4z-r","title":"Simpson Strong-Tie ZMAX Galvanized Post Cap for 4x (BC4Z-R)","description":"\u003csection data-aplus\u003e\n  \u003cdetails id=\"product-features\" class=\"acc\" open\u003e\n    \u003csummary\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"features\"\u003e\n        \u003cdiv class=\"card\"\u003e\n          \u003cdiv class=\"card-inside\"\u003e\n            \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/capacity.svg\" alt=\"capacity\" class=\"aplusicon\"\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\u003cstrong\u003eSolid 4x Connection\u003c\/strong\u003e\u003c\/div\u003e\n          \u003cdiv class=\"feature-card\"\u003eThis post cap is built to connect a nominal 4x post to a wood supporting member. It gives you a more secure connection than angled nailing or basic screw fastening.\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"card\"\u003e\n          \u003cdiv class=\"card-inside\"\u003e\n            \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/material.svg\" alt=\"material\" class=\"aplusicon\"\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\u003cstrong\u003e18-Gauge Steel Body\u003c\/strong\u003e\u003c\/div\u003e\n          \u003cdiv class=\"feature-card\"\u003eThe 18-gauge steel construction gives this Simpson Strong-Tie post cap the rigidity needed for light cap or base applications without overcomplicating the install.\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"card\"\u003e\n          \u003cdiv class=\"card-inside\"\u003e\n            \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/compliance.svg\" alt=\"compliance\" class=\"aplusicon\"\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\u003cstrong\u003eZMAX Exterior Finish\u003c\/strong\u003e\u003c\/div\u003e\n          \u003cdiv class=\"feature-card\"\u003eZMAX galvanization adds corrosion resistance for exterior builds and treated lumber, which matters when the hardware is going to live outside year-round.\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-overview\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\" data-product-summary\u003e\n      \u003cp\u003eThe \u003cstrong\u003eSimpson Strong-Tie ZMAX Galvanized Post Cap for 4x (BC4Z-R)\u003c\/strong\u003e is a wood-to-wood post cap designed to connect a nominal 4x post to a wood supporting member in deck and patio cover framing. This is a post cap designed for securing top-supported wood posts in light cap or base applications. Model Number: \u003cstrong\u003eBC4Z-R\u003c\/strong\u003e.\u003c\/p\u003e\n      \u003cp\u003eWhat makes this hardware worth using is simple: it gives you a positive mechanical connection where a lot of builders used to rely on angled nails or a few structural screws. That matters because it helps reduce the chance of the post splitting and avoids nailing into end grain, which is never the strongest way to hold framing together. If you are building a deck support detail or reinforcing a wood-to-wood post connection, this bracket is doing a very specific job, and it does it better than improvised fastening.\u003c\/p\u003e\n      \u003cp\u003eThe BC series is a dual-purpose post cap and base style connector for light applications, but this specific BC4Z-R is called out for top-supported installations. In real terms, that means it is intended for situations where the structure above provides the proper support path, like deck framing or similar wood construction. Simpson Strong-Tie also specifically notes that it is \u003cstrong\u003enot recommended for non top-supported installations\u003c\/strong\u003e such as fences or unbraced carports, which is an important limitation to understand before ordering.\u003c\/p\u003e\n      \u003cp\u003eMaterial and finish matter on connectors, and this one is made from \u003cstrong\u003e18-gauge steel\u003c\/strong\u003e with a \u003cstrong\u003eZMAX galvanized finish\u003c\/strong\u003e. That combination gives you a practical balance of strength and corrosion resistance for exterior use and treated wood applications. If the connector is going outside, or it is touching modern pressure-treated lumber, the extra corrosion resistance is not a nice extra. It is the baseline requirement if you want the hardware to hold up.\u003c\/p\u003e\n      \u003cp\u003eInstallation is straightforward. Supplementary product data indicates this post cap is installed with \u003cstrong\u003e16d common nails\u003c\/strong\u003e or \u003cstrong\u003e#10 x 1-1\/2 in Strong-Drive SD screws\u003c\/strong\u003e. That gives you some flexibility depending on how you like to build and what fastening method fits the job. The main point is speed and repeatability. Layout your post, seat the connector, and fasten through the preformed holes rather than fighting an awkward end-grain nailing pattern.\u003c\/p\u003e\n      \u003cp\u003eIn terms of size, this bracket is made for a nominal 4x member, with actual product dimensions listed at about \u003cstrong\u003e3.659 in x 3.659 in x 5.92 in\u003c\/strong\u003e. The compact footprint makes it easy to work into deck and patio framing details without a lot of extra bulk. This is not decorative hardware. It is functional framing hardware built for load path continuity and cleaner connection details.\u003c\/p\u003e\n      \u003cp\u003eThe ideal buyer for the Simpson Strong-Tie ZMAX Galvanized Post Cap for 4x (BC4Z-R) is a deck builder, remodeler, carpenter, or serious DIYer who wants a cleaner and stronger wood post connection than field-made fastening can provide. If you are building an exterior wood structure and want hardware that is purpose-built for the connection instead of guessed at on site, this is the right kind of part to have in the pile.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-benefits\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eBuilt for Cleaner Wood Post Connections\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"row\"\u003e\n        \u003cdiv class=\"img\"\u003e\n          \u003cimg src=\"https:\/\/cdn.anglera.com\/assets\/74d6ed76-fe0d-4d23-a9db-1f8749ca9ef2\/10501350588710_b6faa8740d50.jpg\" alt=\"Simpson Strong-Tie ZMAX Galvanized Post Cap for 4x BC4Z-R installed on wood framing under a deck beam in an exterior construction setting\" class=\"tnblock-img\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"copy\"\u003e\n          \u003cp\u003eThis connector is made for the kind of framing detail that needs to be secure, repeatable, and easier to inspect than a handful of site-driven fasteners. On a deck or patio cover, that means a more intentional connection from post to wood support.\u003c\/p\u003e\n          \u003cul\u003e\n            \u003cli\u003eProvides a positive connection for a post to a wood deck\u003c\/li\u003e\n            \u003cli\u003eDesigned for top-supported installations, not fences or unbraced carports\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-benefits-2\" class=\"acc flip\"\u003e\n    \u003csummary\u003e\u003ch2\u003eExterior Finish That Makes Sense\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"row\"\u003e\n        \u003cdiv class=\"img\"\u003e\n          \u003cimg src=\"https:\/\/cdn.anglera.com\/assets\/74d6ed76-fe0d-4d23-a9db-1f8749ca9ef2\/10501350588710_fe07cb3bee3e.jpg\" alt=\"Simpson Strong-Tie ZMAX Galvanized Post Cap for 4x BC4Z-R product close-up showing the steel body and predrilled fastening holes on a clean background\" class=\"tnblock-img\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"copy\"\u003e\n          \u003cp\u003eExterior connectors live in a rough environment, especially around treated lumber. The ZMAX finish is here for a reason: it helps this post cap handle outdoor exposure better than basic unfinished hardware.\u003c\/p\u003e\n          \u003cul\u003e\n            \u003cli\u003eMade from 18-gauge steel for light cap or base applications\u003c\/li\u003e\n            \u003cli\u003eZMAX galvanization is intended for exterior and treated-wood use\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-key-specifications\" class=\"acc\" open\u003e\n    \u003csummary\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003ctable class=\"aplusspecs\"\u003e\n        \u003ctr\u003e\n          \u003cth\u003eProduct Type\u003c\/th\u003e\n          \u003ctd\u003ePost cap \/ wood-to-wood bracket\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eNominal Post Size\u003c\/th\u003e\n          \u003ctd\u003e4x\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eMaterial\u003c\/th\u003e\n          \u003ctd\u003eSteel\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eSteel Gauge\u003c\/th\u003e\n          \u003ctd\u003e18-gauge\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eFinish\u003c\/th\u003e\n          \u003ctd\u003eZMAX galvanized, G185\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eActual Width\u003c\/th\u003e\n          \u003ctd\u003e3.659 in\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eActual Depth\u003c\/th\u003e\n          \u003ctd\u003e3.659 in\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eWeight\u003c\/th\u003e\n          \u003ctd\u003e0.56 lbs\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-compatibility\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"compat-list\"\u003e\n        \u003cdiv class=\"compat-row\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/material.svg\" alt=\"material\" class=\"aplusicon\"\u003e\n          \u003cdiv\u003e\n            \u003cstrong\u003eMaterials Connected\u003c\/strong\u003e\n            \u003cdiv class=\"compat-detail\"\u003eDesigned for wood-to-wood connections.\u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"compat-row\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/size.svg\" alt=\"size\" class=\"aplusicon\"\u003e\n          \u003cdiv\u003e\n            \u003cstrong\u003ePost Size\u003c\/strong\u003e\n            \u003cdiv class=\"compat-detail\"\u003eSized for a nominal 4x post.\u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"compat-row\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/accessories-included.svg\" alt=\"accessories-included\" class=\"aplusicon\"\u003e\n          \u003cdiv\u003e\n            \u003cstrong\u003eRecommended Fasteners\u003c\/strong\u003e\n            \u003cdiv class=\"compat-detail\"\u003eSupplementary product data lists installation with 16d common nails or #10 x 1-1\/2 in Strong-Drive SD screws.\u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-applications-uses\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eBuilt For\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"tags\"\u003e\n        \u003cspan class=\"tag\"\u003eDeck Building\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003ePatio Covers\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eCarpentry\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eConstruction\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eRemodeling\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eExterior Wood Framing\u003c\/span\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-pro-tips\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003ePro Tip\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"tip-row\"\u003e\n        \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/specs.svg\" alt=\"specs\" class=\"aplusicon\"\u003e\n        \u003cp class=\"tip-text\"\u003eDouble-check whether your post is nominal 4x lumber before you order connectors. With framing hardware, matching the connector to the actual lumber standard on the job saves a lot of aggravation and keeps the fit tight.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-tool-nut-take\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eTool Nut's Take\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"eyebrow\"\u003eTool Nut's Take\u003c\/div\u003e\n      \u003ch3\u003eSimpson Strong-Tie ZMAX Galvanized Post Cap for 4x (BC4Z-R) is the right fix when angled nails are not enough\u003c\/h3\u003e\n      \u003cp\u003eThis is a simple piece of hardware, but it solves a real framing problem with a cleaner, stronger wood post connection.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWho it's for:\u003c\/strong\u003e Deck builders, carpenters, remodelers, and DIYers working on exterior wood structures with nominal 4x posts.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWhy it stands out:\u003c\/strong\u003e You get purpose-built geometry, 18-gauge steel construction, and a ZMAX finish that makes sense around outdoor framing and treated lumber.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWorth knowing:\u003c\/strong\u003e This is meant for top-supported applications. If you are trying to use it on fences or other unbraced setups, this is not the connector to force into the job.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-faqs\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eCommon Questions\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWhat kind of connection is this bracket made for?\u003c\/strong\u003e It is made for a wood-to-wood post connection, specifically connecting a nominal 4x post to a wood supporting member.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eIs this suitable for exterior use?\u003c\/strong\u003e Yes. The ZMAX galvanized finish is intended to provide added corrosion resistance for exterior and treated-wood applications.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCan this be used on fences or unbraced carports?\u003c\/strong\u003e No. Supplementary product information specifically says it is not recommended for non top-supported installations such as fences or unbraced carports.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWhat fasteners are used to install it?\u003c\/strong\u003e Supplementary product data lists 16d common nails or #10 x 1-1\/2 in Strong-Drive SD screws.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e","brand":"Simpson Strong-Tie","offers":[{"title":"Default Title","offer_id":53010976047398,"sku":"BC4Z-R","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/BC4Z-R_00707392634775_Main_Image_34b7d672-8e28-4d6c-8890-ae4fadafa7c8.jpg?v=1776192543","url":"https:\/\/www.toolnut.com\/products\/simpson-strong-tie-zmax-galvanized-post-cap-for-4x-bc4z-r","provider":"Tool Nut","version":"1.0","type":"link"}