--- product_id: 611923382 title: "Nelson Treehouse Hardware - Tree Fort Attachment Bolt (TAB)" brand: "nelson treehouse" price: "€ 368.79" currency: EUR in_stock: true category: "Nelson Treehouse" url: https://www.desertcart.at/products/611923382-nelson-treehouse-hardware-tree-fort-attachment-bolt-tab store_origin: AT region: Austria --- # 20" length - optimal tree limb extension 1" shaft diameter - precision fit Supports 2,500-4,500 lbs load - engineered strength Nelson Treehouse Hardware - Tree Fort Attachment Bolt (TAB) **Brand:** nelson treehouse **Price:** € 368.79 **Availability:** ✅ In Stock ## Summary > 🌲 Secure your childhood dreams with the ultimate treehouse backbone! ## Quick Answers - **What is this?** Nelson Treehouse Hardware - Tree Fort Attachment Bolt (TAB) by nelson treehouse - **How much does it cost?** € 368.79 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/611923382-nelson-treehouse-hardware-tree-fort-attachment-bolt-tab) ## Best For - nelson treehouse enthusiasts ## Why This Product - Trusted nelson treehouse brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Crafted from high-grade alloy steel with Rockwell hardness C250-350, promising durability through years of treehouse adventures. - • **Dynamic Load Support:** Handles up to 4,500 lbs depending on tree species, with options to add cable or strut backups for extra reinforcement. - • **Lightweight Yet Mighty:** The lightest TAB designed specifically for kid-scale, backyard treehouses without compromising strength. - • **Precision Installation:** Lag-threaded hex head ensures a rock-solid grip in hardwood or softwood, paired with a dedicated install bit for flawless setup. - • **Engineered for Safety & Growth:** Lab-tested and engineer-approved for secure, sustainable treehouse builds that respect tree health. ## Overview The Nelson Treehouse Tree Fort Attachment Bolt (TAB) is a 20-inch, 1-inch diameter alloy steel lag bolt engineered to safely support 2,500-4,500 lbs in kid-scale treehouses. Designed for easy installation and long-term tree health, this lightweight yet robust hardware is lab-tested and engineer-approved, making it the go-to choice for backyard treehouse projects that last generations. ## Description desertcart.com: Nelson Treehouse Hardware - Tree Fort Attachment Bolt (TAB) : Industrial & Scientific ## Features - Nelson Treehouse Attachment Bolts (TABs) are the structural backbone of every treehouse and will ensure a safe & sustainable treehouse project for not only your family, but for the trees as well. - The Nelson Treehouse Tree Fort TAB is designed for kid-scale treehouses. It is the most "lightweight" TAB we have created and is perfect for backyard, small scale projects. - Tree Fort TAB load varies on tree species (hardwood vs. softwood). Working load per Tree Fort TAB is between ~2,500-4,500lbs. Installing a Cable or Strut Back-Up adds strength to a TAB. - The lag-threaded end secures the TAB in the tree, while the other end extends outward, acting as an artificial tree limb that supports structural members like beams. You’ll attach your beams to the TABs using a Dynamic or Static Uplift Arrestors. - Using the correct treehouse hardware will ensure your treehouse is safe & secure, while allowing the tree(s) to move and grow for the life of the tree. - Lab Tested & Engineer Approved. Nelson Treehouse Hardware is the highest quality treehouse hardware on the market. - For installation, use the "Tree Fort TAB Install Bit" - The Tree Fort TAB is 1" in shaft Diameter, 2" in Boss Diameter, and 20" in overall length ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CPGMJVYJ | | Best Sellers Rank | #167,724 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,557 in Bolts | | Brand | Nelson Treehouse | | Color | Steel | | Customer Reviews | 5.0 5.0 out of 5 stars (4) | | Exterior Finish | Unfinished | | Fastener Size | 1 inch | | Fastener Type | Lag Bolt | | Finish Types | Unfinished | | Head Type | Hex | | Item Diameter | 1 inches | | Item Dimensions | 20 x 2 x 1 inches | | Item Hardness | Rockwell C250-350 | | Item Weight | 8 pounds | | Manufacturer | Nelson Treehouse | | Manufacturer Grade | Grade 2 | | Material Type | Alloy Steel | | Metal Type | Alloy Steel | | Number Of Items | 1 | | Number of Pieces | 1 | | Outside Diameter | 1 inches | | Part Number | 650728283744 | | Screw Head Style | Hex | | Size Name | 20" | | Thread Class | 1A | | Thread Coverage | Partially Threaded | | Thread Size | 1"-8 | | Thread Style | Right Hand | | Thread Type | Unc | | UPC | 650728283744 | | Unit Count | 128 Ounce | ## Product Details - **Exterior Finish:** Unfinished - **Head Style:** Hex - **Manufacturer Grade:** Grade 2 - **Material:** Alloy Steel - **Thread Size:** 1"-8 ## Images ![Nelson Treehouse Hardware - Tree Fort Attachment Bolt (TAB) - Image 1](https://m.media-amazon.com/images/I/61kVKZetXjL.jpg) ## Frequently Bought Together - Nelson Treehouse Hardware - Tree Fort Attachment Bolt (TAB) - Nelson Treehouse Hardware - Tree Fort Dynamic Uplift Arrestor (DUA) - Nelson Treehouse Hardware - Tree Fort TAB Installation Kit --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/611923382-nelson-treehouse-hardware-tree-fort-attachment-bolt-tab](https://www.desertcart.at/products/611923382-nelson-treehouse-hardware-tree-fort-attachment-bolt-tab) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-08-23*