{"product_id":"simpson-strong-tie-stainless-steel-adjustable-post-base-for-4x4-abu44ss","title":"Simpson Strong-Tie Stainless-Steel Adjustable Post Base for 4x4 (ABU44SS)","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\/accuracy.svg\" alt=\"accuracy\" class=\"aplusicon\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\u003cstrong\u003eAdjustable Placement\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eThe slotted base gives you some working room around the anchor bolt, so lining up a 4x4 post is easier when the concrete anchor is not dead perfect.\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\/depth.svg\" alt=\"depth\" class=\"aplusicon\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\u003cstrong\u003eBuilt-In Stand-Off\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eThe 1 inch stand-off helps keep the post end up off the concrete. That matters in wet areas, basements, and splash zones where trapped moisture can shorten post life.\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\u003eStainless ABU Base\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eThis Simpson Strong-Tie post base is made from stainless steel for high or severe corrosion conditions, making it a better fit than standard coated options in demanding outdoor environments.\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 ABU44SS Adjustable Post Base\u003c\/strong\u003e is a stainless steel retrofit post base for attaching a nominal 4x4 wood post to existing concrete. This is a \u003cstrong\u003epost base\u003c\/strong\u003e designed for \u003cstrong\u003ewood-to-concrete post anchoring in top-supported structures\u003c\/strong\u003e. Model Number: \u003cstrong\u003eABU44SS\u003c\/strong\u003e. If you are building or repairing a deck, patio cover, or similar structure and need a post-to-footing connection that gives you a little adjustment during install, this is the style of connector you use.\u003c\/p\u003e\n    \u003cp\u003eWhat makes the ABU design useful is the slotted anchor hole in the base. On a real job, anchors in cured concrete are not always perfectly centered. The slot gives you flexibility around the anchor bolt so you can fine-tune post placement instead of fighting the hardware. That saves time during layout and helps when you are retrofitting onto existing footings where the anchor location is already locked in.\u003c\/p\u003e\n    \u003cp\u003eThe built-in 1 inch stand-off is another feature that actually matters in the field. Raising the post off the concrete helps meet code requirements for structural posts installed in basements or areas exposed to weather or water splash. More importantly, it reduces direct contact between the wood and the concrete surface, which helps limit moisture-related decay at the end of the post.\u003c\/p\u003e\n    \u003cp\u003eFor the ABU44SS specifically, the connector is sized for a nominal 4x4 post and uses a stainless steel body. The product data lists 316 grade steel, which is the right move when corrosion resistance is a priority. If the project is near the coast, around treated lumber, or in another harsh environment, the stainless version is the one you want to be looking at instead of a standard galvanized base.\u003c\/p\u003e\n    \u003cp\u003eFrom a design standpoint, this connector is built for high-capacity applications and increased uplift performance under earthquake or wind loading. The side straps fasten into the post, while the base anchors to the concrete. For ABU44SS, the listed dimensions are 3-9\/16 inches wide, 3 inches long, and 5-1\/2 inches high, with a 1-3\/4 inch stand-off height. The listed steel gauge is base 16 and strap 12, which gives the connector a heavier side-wall section where that extra holding strength matters.\u003c\/p\u003e\n    \u003cp\u003eInstallation options are also practical. Simpson notes the post can be fastened using nails, Strong-Drive SD Connector screws, or bolts, while Lowe's specifically lists stainless-steel 0.162 inch x 3-1\/2 inch nails or 1\/2 inch diameter stainless-steel machine bolts for this stainless model. The anchor diameter shown for the 4x4 ABU series load table is 5\/8 inch. One important install note from Simpson: the base anchor should extend less than 1 inch from the concrete so it does not interfere with the stand-off base.\u003c\/p\u003e\n    \u003cp\u003eThis connector is intended for decks, patio covers, and other top-supported structures. Simpson also makes it clear that post bases like this are not meant to provide enough resistance to stop a member from rotating about the base, so they are not recommended for non-top-supported installations such as fences or unbraced carports. That is not a knock on the product. It is just the right connector for the right structural condition.\u003c\/p\u003e\n    \u003cp\u003eWho should buy it? Contractors, deck builders, remodelers, and serious DIY users working on exterior post connections in existing concrete. If your job calls for a 4x4 post base, stainless steel corrosion resistance, and some adjustability during placement, the ABU44SS is a smart, straightforward choice.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-benefits\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eEasier Retrofits on Existing Concrete\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:\/\/ssttoolbox.widen.net\/content\/z8bzpky011\/jpeg\/A_THD-MG_InstPho_RI_Inst_TitenHD-Galvanized-AdjustablePostBase_C0.jpeg?position=c\u0026amp;color=ffffffff\u0026amp;u=cjmyin\" alt=\"Simpson Strong-Tie ABU44SS Adjustable Post Base product family installation example on an existing concrete footing with anchor hardware, showing post-to-concrete retrofit layout for an outdoor structure\" class=\"tnblock-img\"\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"copy\"\u003e\n        \u003cp\u003eThis style of retrofit post base is made for jobs where the concrete is already there and you need a clean way to add or replace a wood post connection without pouring a new footing.\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003eDesigned for wood-to-concrete retrofit applications\u003c\/li\u003e\n          \u003cli\u003eUsed for decks, patio covers, and other top-supported structures\u003c\/li\u003e\n          \u003cli\u003eSlotted base helps you adjust around the anchor bolt during placement\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-whats-included\" class=\"acc\" open\u003e\n  \u003csummary\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"tnincluded-wrapper\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e(1) Simpson Strong-Tie ABU44SS adjustable post base\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"included-note\"\u003e\n      \u003cp\u003eFasteners are not included. This model is installed with stainless-steel nails or 1\/2 inch diameter stainless-steel machine bolts, depending on the connection method.\u003c\/p\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\u003eNominal Post Size\u003c\/th\u003e\n        \u003ctd\u003e4x4\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eMaterial\u003c\/th\u003e\n        \u003ctd\u003e316 grade stainless steel\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eWidth (in.)\u003c\/th\u003e\n        \u003ctd\u003e3-9\/16\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eLength (in.)\u003c\/th\u003e\n        \u003ctd\u003e3\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eHeight (in.)\u003c\/th\u003e\n        \u003ctd\u003e5-1\/2\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eStand-Off \/ HB (in.)\u003c\/th\u003e\n        \u003ctd\u003e1-3\/4\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eSteel Gauge\u003c\/th\u003e\n        \u003ctd\u003eBase 16; strap 12\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eWeight (lbs)\u003c\/th\u003e\n        \u003ctd\u003e1.847\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\u003ePost Size\u003c\/strong\u003e\n          \u003cdiv class=\"compat-detail\"\u003eSized for nominal 4x4 wood posts.\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\u003eConcrete Anchor\u003c\/strong\u003e\n          \u003cdiv class=\"compat-detail\"\u003eThe ABU 4x4 load table lists a 5\/8 inch anchor diameter. Simpson also references retrofit anchor options such as Titen HD, stainless-steel Titen HD, and SET-3G adhesive anchor systems.\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\u003ePost Fasteners\u003c\/strong\u003e\n          \u003cdiv class=\"compat-detail\"\u003eInstall to the post with nails, Strong-Drive SD Connector screws, or bolts. Lowe's specifically lists stainless-steel 0.162 inch x 3-1\/2 inch nails or 1\/2 inch stainless-steel machine bolts for this stainless model.\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\"\u003eWood-to-Concrete Retrofit\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eGeneral Contracting\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eRemodeling\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eOutdoor Structures\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eBasements and Splash Zones\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eHigh Corrosion Environments\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\"\u003eBefore you set the base, check how far the concrete anchor is sticking up. Simpson says the base anchor needs to extend less than 1 inch above the concrete so it does not interfere with the stand-off, and that is the kind of small detail that saves you from rework.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-warranty\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eWarranty \u0026amp; Support\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"warranty-row\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/warranty.svg\" alt=\"warranty\" class=\"icon-sm\"\u003e\n      \u003cdiv class=\"warranty-text\"\u003e\n        Lowe's lists the warranty for this product as \u003cstrong\u003eNone\u003c\/strong\u003e.\n      \u003c\/div\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 ABU44SS Adjustable Post Base for Serious Outdoor Post Work\u003c\/h3\u003e\n    \u003cp\u003eIf you need a 4x4 retrofit post base in a corrosion-heavy environment, this is the version to buy instead of trying to make a standard coated base survive where it should not.\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWho it's for:\u003c\/strong\u003e Deck builders, contractors, and DIY users anchoring 4x4 posts to existing concrete in outdoor or moisture-prone locations.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWhy it stands out:\u003c\/strong\u003e You get stainless steel construction, the built-in stand-off, and the slotted base that makes post alignment less aggravating on retrofit work.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWorth knowing:\u003c\/strong\u003e This is for top-supported structures, not freestanding posts that need the base to handle rotation by itself, and you will need to supply the correct stainless fasteners.\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 size post does this base fit?\u003c\/strong\u003e The ABU44SS is sized for a nominal 4x4 wood post.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eIs this a retrofit post base?\u003c\/strong\u003e Yes. It is designed to attach wood posts to existing concrete.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWhy does this base have a stand-off?\u003c\/strong\u003e The stand-off lifts the post off the concrete to help reduce moisture exposure at the post end and meet code requirements in certain installations.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eCan this be used for fences or unbraced carports?\u003c\/strong\u003e No. Simpson states post bases like this are not recommended for non-top-supported installations because they do not provide enough resistance to prevent rotation about the base.\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":52999305330982,"sku":"ABU44SS","price":116.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/ABU44SS_00707392440307_Product_Photo_01_33152b66-c7b6-4456-8613-a2a46f881e6c.jpg?v=1779135447","url":"https:\/\/www.toolnut.com\/products\/simpson-strong-tie-stainless-steel-adjustable-post-base-for-4x4-abu44ss","provider":"Tool Nut","version":"1.0","type":"link"}