Description
Product Overview
The Pengde 20‑set black 2020 aluminum corner bracket kit is engineered for makers, engineers, and hobbyists who demand precision, durability, and ease of assembly. Crafted from high‑grade aluminum alloy, each bracket features a matte black finish that not only looks sleek but also provides resistance to corrosion, scratches, and everyday wear. The kit includes twenty 17 × 20 mm right‑angle connectors, forty M5 sliding T‑slot nuts, forty matching M5 hex screws, and a ball‑end hex wrench designed for tight‑space tightening. All components are CNC‑machined to tight tolerances, ensuring a perfect fit with 2020 and 2040 extrusion profiles. The compact dimensions (0.79 × 0.67 × 0.79 in) and lightweight design (10.8 oz) make the brackets ideal for portable rigs and stationary workstations alike.
![[Product front view showing all components]](https://www.fovex.store/wp-content/uploads/2026/08/a6586d9999bb48a2b8b9f303b21f1017.jpg)
Usage
This bracket kit excels in a variety of applications. Whether you are constructing a CNC router, assembling a 3D printer frame, building a robotic arm, or reinforcing a workbench, the right‑angle connectors provide a sturdy, load‑bearing joint that can handle the stresses of motion and vibration. The included M5 T‑slot nuts slide smoothly into the V‑slot channels of the extrusion, allowing for quick adjustments and re‑configurations without the need for drilling. The ball‑end hex wrench simplifies tightening in confined corners, reducing assembly time and improving ergonomics. Ideal for both DIY enthusiasts and professional workshops, the kit supports modular designs, enabling you to expand or modify your setup as project requirements evolve.
Why Choose Us
Pengde stands for quality and reliability in the hardware accessories market. Our corner brackets undergo rigorous testing for load capacity, dimensional accuracy, and surface durability. The matte black coating is applied using a powder‑coat process that guarantees uniform coverage and long‑term protection against environmental factors. Each kit is packaged with clear instructions and a dedicated support line, ensuring you receive prompt assistance for any installation questions or compatibility concerns. With a 4.9‑star rating from over 50 verified customers, our commitment to after‑sales service is reflected in fast response times and hassle‑free replacements. Choosing Pengde means investing in components that will perform consistently, project after project.
Key Features
- Premium aluminum alloy with matte black finish for superior strength and corrosion resistance.
- Easy‑install right‑angle connectors provide a secure, load‑bearing joint for heavy‑duty frames.
- Included M5 T‑slot nuts slide smoothly, allowing rapid adjustments without drilling.
- Ball‑end hex wrench enables tightening in tight corners, saving assembly time.
- Responsive customer support and hassle‑free warranty for peace of mind.
FAQ
What extrusion profiles are compatible with this bracket kit?
The brackets are designed for the standard 2020 and 2040 aluminum extrusion series, which are the most common sizes used in CNC, 3D printing, and robotics applications.
Do I need any additional tools to assemble the brackets?
All necessary hardware is included: the right‑angle connectors, M5 T‑slot nuts, matching screws, and a ball‑end hex wrench. No extra tools are required unless you prefer a power driver for faster installation.
Can the brackets be used in outdoor environments?
Yes. The powder‑coated matte black finish provides excellent resistance to moisture and UV exposure, making the brackets suitable for outdoor projects such as garden automation frames or portable workstations.
How many brackets are included in the 20‑set kit?
The kit contains twenty 17 × 20 mm right‑angle corner brackets, which is sufficient for building medium‑sized frames or reinforcing larger structures when combined with additional extrusion pieces.
What is the load capacity of each bracket?
Each bracket is rated to support up to 15 kg (33 lb) of static load when properly fastened, making it ideal for most hobbyist and light‑industrial applications.




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