WLKATA MT4 Advanced Kit with 0.1mm Metal 4 Axis Desktop Robotic Arm, ROS2 Arduino, Rebuildable
The WLKATA MT4 Advanced Kit is a next-generation 4-axis desktop robotic arm engineered for robotics education, AI development, research, and industrial automation training. Featuring a 100% CNC-machined metal construction, the MT4 is built for durability, precision, and repeated assembly, making it an ideal platform for learning mechanical design, robotics engineering, and control systems.

Unlike conventional educational robot arms, the MT4 arrives fully assembled and ready to use, and it also supports unlimited disassembly and reassembly for hands-on exploration of robot mechanics, kinematics, and hardware architecture. This unique rebuildable design enables students, educators, and engineers to gain practical experience in reverse engineering and robotic system integration.
Powered by four high-precision stepper motors with precision gear reducers, the MT4 delivers smooth, accurate motion with 0.1 mm repeatability, a rated payload of 500 g, and a maximum payload of 600 g. Its industrial-grade performance makes it suitable for pick-and-place tasks, machine vision, AI applications, CNC simulation, laboratory research, and automation projects.
The MT4 also features an open API that supports Python, Arduino, ROS2, Blockly, G-code, MATLAB, RoboDK, OpenCV, TensorFlow, YOLO, and NVIDIA Omniverse, enabling users to develop custom robotics applications, AI workflows, and automation solutions across multiple platforms.
Whether you’re teaching robotics, prototyping automation systems, or exploring artificial intelligence and machine vision, the WLKATA MT4 Advanced Kit provides a professional, expandable, and easy-to-program robotics platform for learners and developers of all skill levels.


Key Features
- Ready to use out of the box with unlimited disassembly and reassembly
- 100% CNC-machined aluminum alloy metal construction
- 4 Degrees of Freedom (4-DOF) robotic arm
- High-precision stepper motors with integrated gear reducers
- 0.1 mm repeatability for accurate positioning
- 500 g rated payload and 600 g maximum payload
- Open API supporting Python, ROS2, Arduino, Blockly, G-code, MATLAB, RoboDK, OpenCV, TensorFlow, YOLO, and more
- Ideal for STEM education, robotics research, AI development, machine vision, and industrial automation training








What’s Included
The WLKATA MT4 Advanced Kit comes complete with everything needed for robotics education, AI development, automation projects, and hands-on learning.
1 × WLKATA MT4 4-Axis Metal Robotic Arm
1 × Pen Holder – Ideal for drawing, handwriting, and trajectory programming.
1 × Multifunctional Extension Box – Expands connectivity and peripheral integration.
1 × Pneumatic Pro Set, including:
- Pneumatic Control Box
- Vacuum Suction Cup
- Two-Finger Soft Gripper
- Three-Finger Soft Gripper
1 × Large Metal Servo Gripper – High-strength gripping for industrial-style applications.
1 × Electric Gripper – Precision gripping for automation and research projects.
1 × Electromagnetic Gripper – Designed for handling ferromagnetic objects.
1 × AI Assistant Voice Control Box – Enables voice-controlled robotic interaction and AI applications.
1 × Robot Controller (includes USB cable)
1 × MCP Server – Supports AI agent integration and intelligent robot control workflows.
1 × Power Adapter
1 × High-Speed USB Cable
1 × IDC Cable
1 × User Handbook
1 × Protective Safety Carrying Case – Durable storage and transport for the complete kit.
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Shipping Policy
Fast Delivery! We ship via USPS, UPS, DHL, or FedEx because they're fast, reliable, and easy to track. We process orders within 24 hours, and delivery may take 4-7 working days, depending on your location. We'll email you the tracking info once we ship your order. We sell in USD.
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Return Policy
5 Hours: If a mistake occurs during purchase, you have 5 hours to request a refund for any reason, including if you don't want to pay the tariff. However, Stripe will not refund you its processing fee if you cancel your order; therefore, we cannot refund it.
All Sales Are Final: After 5 hours, we can't cancel your order with a refund because order cancellations incur multiple transaction processing fees from Stripe and PayPal, additional shipping fees, reverse tariff payments, and paid ads, all of which are costly and time-consuming. For technical issues, we'll assist you in resolving problems and provide a replacement if you can prove that the product has a manufacturing defect.
Exchange Policy: We want you to be happy with your new purchase. However, once you have used the product, we can't issue a refund, but we will offer an exchange for a product with irreversible manufacturing defects or technical issues. If you purchased the wrong product, then you will be responsible for the re-shipping fees and tariffs. If the product is defective, please email us ASAP with photos or a video of the faulty part so we can evaluate the issue before arranging a replacement.
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Terms and Conditions
Delivery Date/Time: If the shipping company can't deliver your parcel because you weren't at your delivery address on the scheduled date/time, that is not our fault. If the carrier returned your parcel to the manufacturer from the country where it was shipped, that is outside our control. Therefore, you will be responsible for paying the re-shipping cost and any applicable tariff for any re-shipment request. In such a case, we will not issue a refund.
Warranty: We cover problems caused by manufacturing defects, not those resulting from faulty repair attempts, misuse, or customer accidents.
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