--- product_id: 447388932 title: "20pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm" brand: "blccloy" price: "$70.72" currency: USD in_stock: true reviews_count: 5 category: "Blccloy" url: https://www.desertcart.ec/products/447388932-20pcs-lot-black-2020-series-l-shape-interior-inside-corner store_origin: EC region: Ecuador --- # 20pcs complete set with screws & wrench Concealed black finish for sleek, hidden joints Electrophoresis zinc alloy for rust & abrasion resistance 20pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm **Brand:** blccloy **Price:** $70.72 **Availability:** ✅ In Stock ## Summary > 🖤 Build sleek, strong, and stealthy frames that stand out (without showing off) ## Quick Answers - **What is this?** 20pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm by blccloy - **How much does it cost?** $70.72 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/447388932-20pcs-lot-black-2020-series-l-shape-interior-inside-corner) ## Best For - blccloy enthusiasts ## Why This Product - Trusted blccloy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Invisible Strength:** Concealed corner braces fit flush inside 20x20mm aluminum slots for a clean, professional look - • **All-in-One Assembly Kit:** 20 L-shape brackets + 40 screws + wrench included for effortless setup - • **Durable Zinc Alloy Build:** Electrophoresis coating ensures rust-proof, abrasion-resistant stability - • **Versatile Industrial Use:** Ideal for 3D printers, CNC machines, robotics, and custom workstations—build like a pro - • **Precision Fit for 2020 Profiles:** Engineered specifically for 6mm slot 2020 series aluminum extrusions, guaranteeing perfect alignment ## Overview This 20-piece set of black L-shape corner brackets is crafted from electrophoresis zinc alloy, offering superior rust and abrasion resistance. Designed for 20x20mm aluminum extrusion profiles with 6mm slots, it includes screws and a wrench for quick, concealed corner mounting. Perfect for professional-grade industrial frames, 3D printers, CNC routers, and robotics projects, it combines durability with a clean, hidden aesthetic favored by modern makers. ## Description 20pcs black l-shape interior inside corner connector joint bracket with screws and wrench for 2020 series aluminum extrusion profile slot 6mm Packed: 20pcs L joints brackets + 40pcs set screws + 1 wrench for set screw,more convenient than L-shape only. Material: electrophoresis zinc alloy, has excellent features in high abrasion resistance, rust proof and stability. Advantage: concealed corner brace, the L corner bracket can be completely hidden in the slot of the aluminum extrusions. Suitable for 2020 standard aluminum profiles slot 6mm. Review: Excelente - Excelente Review: GREAT PRODUCT. - Great product for the 2020 extruded aluminum ## Features - Packed: 20pcs l joints brackets + 40pcs set screws + 1 wrench for set screw,more convenient than l-shape only. - Material: electrophoresis zinc alloy, has excellent features in high abrasion resistance, rust proof and stability. - Advantage: concealed corner brace, the l corner bracket can be completely hidden in the slot of the aluminum extrusions. - Suitable for 2020 standard aluminum profiles slot 6mm and other suitable size profiles. - 2020 series aluminum profile connector set widely used for building industrial aluminum frame structures, 3d printers, cnc routers, cnc laser cutters, robotics projects, 3d carvers, machine guards, workstations, etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08D6T9CGN | | Best Sellers Rank | 799,758 in DIY & Tools ( See Top 100 in DIY & Tools ) 7,448 in Brackets | | Brand | BLCCLOY | | Colour | Black | | Customer Reviews | 4.6 out of 5 stars 375 Reviews | | Finish | Black | | Finish type | Black | | Included Components | 20 series aluminum extrusion l bracket., 2020 series m5 set screw. | | Item Depth | 0.2362 inches | | Item Dimensions | 26 x 9 x 26 millimetres | | Item Weight | 0.22 Kilograms | | Item dimensions L x W x H | 26 x 9 x 26 millimetres | | Item weight | 0.22 Kilograms | | Manufacturer | Tongling Hardware | | Material | Zinc | | Model Number | 2020 series extrusion M5 | | Mounting Type | Corner Mount | | Part Number | Tongling-JC-20 | | Set Name | 20pcs | | UPC | 796862233273 | | Unit Count | 20.0 count | ## Product Details - **Colour:** Black - **Brand:** BLCCLOY - **Material:** Zinc - **Item dimensions L x W x H:** 26 x 9 x 26 millimetres - **Item weight:** 0.22 Kilograms ## Images ![20pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm - Image 1](https://m.media-amazon.com/images/I/71YGQkTOCCL.jpg) ![20pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm - Image 2](https://m.media-amazon.com/images/I/71SOUJPsCeL.jpg) ![20pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm - Image 3](https://m.media-amazon.com/images/I/71LpoHJISaL.jpg) ![20pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm - Image 4](https://m.media-amazon.com/images/I/61p4NClt54L.jpg) ![20pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm - Image 5](https://m.media-amazon.com/images/I/61elbO-hNcL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excelente *by P***. on 26 July 2025* Excelente ### ⭐⭐⭐⭐⭐ GREAT PRODUCT. *by T***L on 5 June 2026* Great product for the 2020 extruded aluminum ### ⭐⭐⭐ J aurais aimé que les équerres soit plus grande *by A***N on 5 December 2024* J aimerais savoir si il y a des équerres plus grandes mais qui a 6 mm la même mesure mais plus long de chaque cote ## Frequently Bought Together - BLCCLOY 20Pcs/lot Black 2020 Series L-Shape Interior Inside Corner Connector Joint Bracket with Screws for 20x20 Series Aluminum Extrusion Profile Slot 6mm - 4pcs 400mm T Slot 2020 Aluminum Extrusion European Standard Anodized Linear Rail for 3D Printer Parts and CNC DIY Black(15.75inch) - 200pcs M5 T-Nuts Screws Kit for 2020 Series Aluminum Extrusion,40Pcs M5x10,40Pcs M5x8 Hexagon Socket Screws,40Pcs M5 T Sliding Nut,40Pcs M5 T Nut,40Pcs Washers (Black Nut and Screw Kits) --- ## 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.ec/products/447388932-20pcs-lot-black-2020-series-l-shape-interior-inside-corner](https://www.desertcart.ec/products/447388932-20pcs-lot-black-2020-series-l-shape-interior-inside-corner) --- *Product available on Desertcart Ecuador* *Store origin: EC* *Last updated: 2026-07-06*