--- product_id: 534518845 title: "10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black)" brand: "zeberoxyz" price: "¥4594" currency: JPY in_stock: true reviews_count: 1 category: "Zeberoxyz" url: https://www.desertcart.jp/products/534518845-10pcs-black-straight-line-connector-length-3-9inch-joint-bracket store_origin: JP region: Japan --- # 3.9 inch length fits 2020 series T-slot profiles M5 screws included for secure fastening Carbon steel with high hardness & rust resistance 10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black) **Brand:** zeberoxyz **Price:** ¥4594 **Availability:** ✅ In Stock ## Summary > 🔧 Connect with Confidence — Build Bold, Build Black! ## Quick Answers - **What is this?** 10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black) by zeberoxyz - **How much does it cost?** ¥4594 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/534518845-10pcs-black-straight-line-connector-length-3-9inch-joint-bracket) ## Best For - zeberoxyz enthusiasts ## Why This Product - Trusted zeberoxyz brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Installation:** Includes 40 M5 screws and Allen key for effortless, tool-ready assembly—no extra purchases needed. - • **Bulk Pack for Pro Projects:** 10-piece connector set lets you scale up your builds without constant reordering—stay ahead in your maker game. - • **Seamless Profile Integration:** Designed specifically for 6mm T-slot 2020 aluminum extrusions, ensuring a perfect, flush connection every time. - • **Precision Engineered Strength:** Crafted from premium carbon steel for unmatched durability and corrosion resistance. - • **Versatile Industrial Compatibility:** Ideal for 3D printers, CNC machines, robotics, and custom workstations—engineer your projects with confidence. ## Overview This 10-piece set of black straight line connectors is precision-made from high-quality carbon steel, designed to securely join 6mm T-slot 2020 series aluminum extrusion profiles. Each 3.9-inch bracket comes with 40 M5 screws and an Allen key for quick, reliable assembly. Perfect for professionals and makers working on 3D printers, CNC routers, robotics, and industrial workstations, these connectors offer robust, rust-resistant performance to elevate your structural projects. ## Description Product Specification: Product Name: 10pcs/set Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile Material: Made of high quality carbon steel, high hardness and a long service life, fine workmanship Surface treatment: Galvanized Color: Black Dimensions(L*W*H): 100x10x4.5mm/3.9x0.39x0.18inch Screw Size: M5 Weight: about 24g/pcs This Straight Line Connector Brackets are suitable for 6mm T slot aluminunm profile 2020 series Function: Connect two alumnum profile together Strong connection function at inner of aluminum profile slot When it is installed, it is inserted into the pit of the joint of two profiles, and then tightened with set screws 2020 Series Straight Line Connector Joint Bracket Widely used for 3D printers, CNC Routers, CNC laser cutters, CNC plasma cutters, Robotics Projects, 3D carvers, Machine guards, workstations, etc Package Content: 10pcs Black Straight Line Inside Connector 40pcs M5 Screws 1pcs Allen key PLEASE NOTE: Due to different display screens and lighting effects, the actual color of the item may be slightly different from the color shown All merchandise we sell are in good quality and under examination before they are shipped.We will try our best to avoid any quality problem Any question or problem, do not hesitate to contact us,we will reply you within 24 hours Review: Center Holes Are Spaced 21.4 mm not 20 mm as listed - I was using these t-nut for preprinted parts that matched the dimensions listed. The parts recieved would not fit and were useless for the intended purpose of this purchase. Dimensions matter. My experience with parts sold out of China are incorrect sied or have unacceptable tolerance for use in projects that requires even minimal precision. These parts are junk. ## Features - Material: made of good quality carbon steel, high hardness and a long service life, these Straight Line Joint corner brackets are solid, good rust resistance and better performance - Simple Structure: Easy to install, Easy to use, Easy to connect aluminum profiles, straight and lengthened connection between two profiles, Packaged with included screws, when it is installed, it is inserted into the pit of the joint of two profiles, and then tightened with set screws - Package Content: 10pcs Black Straight Line Inside Connector, 40pcs M5 screws, 1pcs Allen key; Fits for 6mm T slot standard 2020 series aluminum extrusion profiles, Suitable for connecting at the straight line - 2020 Series Straight Line Connector Joint Bracket Widely used for 3D printers, CNC Routers, CNC laser cutters, CNC plasma cutters, Robotics Projects, 3D carvers, Machine guards, workstations, etc - Any question or problem, do not hesitate to contact us,we will reply you within 24 hours ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B9GCDD7W | | Best Sellers Rank | #208,039 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2,383 in Hardware Brackets | | Brand | Zeberoxyz | | Brand Name | Zeberoxyz | | Color | Black and Silver | | Customer Reviews | 4.4 out of 5 stars 20 Reviews | | Finish Type | Black | | Finish Types | Black | | Included Components | Allen key | | Item Depth | 100.0 millimeters | | Item Dimensions | 3.94 x 0.39 x 0.18 inches | | Item Weight | 0.26 kg | | Item dimensions L x W x H | 3.94 x 0.39 x 0.18 inches | | Manufacturer | Zeberoxyz | | Manufacturer Part Number | ZE029 | | Material | Carbon Steel | | Material Type | Carbon Steel | | Model Number | ZE029 | | Mounting Type | Through Hole Mount | | Set Name | 10pcs Black Straight Line Connector Set | | UPC | 756197771451 | ## Product Details - **Color:** Black and Silver - **Brand:** Zeberoxyz - **Material:** Carbon Steel - **Item dimensions L x W x H:** 3.94 x 0.39 x 0.18 inches - **Item Weight:** 0.26 Kilograms ## Images ![10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black) - Image 1](https://m.media-amazon.com/images/I/61fV5AMGW1L.jpg) ![10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black) - Image 2](https://m.media-amazon.com/images/I/61y9P9aq2OL.jpg) ![10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black) - Image 3](https://m.media-amazon.com/images/I/41vfS8W3rKL.jpg) ![10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black) - Image 4](https://m.media-amazon.com/images/I/51Sb9kK9nGL.jpg) ![10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black) - Image 5](https://m.media-amazon.com/images/I/41Fn46R7ZIL.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐ Center Holes Are Spaced 21.4 mm not 20 mm as listed *by T***Y on July 31, 2023* I was using these t-nut for preprinted parts that matched the dimensions listed. The parts recieved would not fit and were useless for the intended purpose of this purchase. Dimensions matter. My experience with parts sold out of China are incorrect sied or have unacceptable tolerance for use in projects that requires even minimal precision. These parts are junk. ## Frequently Bought Together - Zeberoxyz 10pcs Black Straight Line Connector Length 3.9inch Joint Bracket with M5 Screws for 2020 Series T Slot 6mm Aluminum Extrusion Profile (2020 Series Straight Brackets-Black) - 4pcs 400mm T Slot 2020 Aluminum Extrusion European Standard Anodized Linear Rail for 3D Printer Parts and CNC DIY Black(15.75inch) - BLCCLOY 20Pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm --- ## 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.jp/products/534518845-10pcs-black-straight-line-connector-length-3-9inch-joint-bracket](https://www.desertcart.jp/products/534518845-10pcs-black-straight-line-connector-length-3-9inch-joint-bracket) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-20*