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Item #:
30379662
2Pcs SBR20-200 with 4Pcs SBR20UU Square Type Block Bearing, Linear Rail Overall Length 7.9 inch(200mm) for CNC Machine and 3D Printer
90% of respondents would recommend this to a friend
Item #:
30379662
PYG 455446
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Premier quality bearing blocks moves smoothly while using.2Pcs SBR20-1500mm Linear Rail4Pcs SBR20UU Blocks Bearing US Shipping.
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What Stands Out
Precision Engineering
Crafted for high accuracy, these linear rails provide smooth movements essential for automated machinery and DIY CNC routers, minimizing friction and wear while ensuring consistent performance.
Complete Kit
This kit includes two 1500mm rails and four sturdy bearing blocks, offering everything needed for quick assembly in various engineering projects, saving time and enhancing productivity.
Wide Compatibility
Designed for a range of applications, these SBR20 linear rails seamlessly integrate with diverse automated machines, making them ideal for hobbyists and professionals seeking reliable solutions for their projects.
Product Details
Who Should Buy?
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DIY CNC Enthusiasts
Ideal for hobbyists building custom CNC machines, providing smooth movement and precise control for fabrication projects.
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Automated Systems
Provides the necessary linear motion for robotics and automation projects, enhancing operational efficiency and task accuracy.
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Engineering Students
Useful for educational purposes, allowing students to understand linear motion principles through hands-on project experience.
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Heavy Industrial Use
Not suited for heavy-duty applications that require robust rail systems capable of handling high weight and stress.
Product Description
2Pcs SBR20-200 with 4Pcs SBR20UU Square Type Block Bearing, Linear Rail Overall Length 7.9 inch(200mm) for CNC Machine and 3D Printer
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are SBR20 linear slide rails and what are they used for?
Answer: SBR20 linear slide rails are robust metal rails used in automated machinery to allow smooth and precise linear movement. Designed for applications like CNC machines, 3D printers, and robotic systems, they provide high-quality guidance and carry loads efficiently. Ideal for scenarios requiring consistent motion, the design of the SBR20 ensures durability while reducing friction, making it suitable for both industrial and DIY projects. -
Question:
How do I install the SBR20 linear rail kit?
Answer: Installing the SBR20 linear rail kit involves securing the slide rails onto a stable platform and attaching the SBR20UU bearing blocks. Begin by fixing the rails parallel to each other at a specified distance according to your application's design. Once secured, slide the bearing blocks onto the rails and adjust for desired movement. This makes it suitable for creating automated machinery workflows, enhancing precision and performance in your projects. -
Question:
What is the load capacity of the SBR20 linear rail system?
Answer: The SBR20 linear rail system is designed to support significant loads, typically accommodating weights that vary depending on your specific configuration and application. The sturdy construction of the rails coupled with the bearing blocks allows for efficient load distribution, making it ideal for heavy machinery, CNC applications, or linear motion setups that require stability and reliability throughout its operational use. -
Question:
Can the SBR20 linear rail be used in custom applications?
Answer: Absolutely! The SBR20 linear rail kit is versatile and can be adapted for various custom applications beyond standard uses. Whether designing a unique CNC machine or a custom robotic arm, you can tailor the setup to meet specific requirements. The adaptability of the system enables engineers and hobbyists alike to innovate and create specialized solutions in manufacturing or automation projects. -
Question:
What materials are SBR20 linear rails and bearing blocks made of?
Answer: SBR20 linear rails and bearing blocks are typically made of high-strength carbon steel with a chrome plating for added durability and resistance to wear. This construction allows them to withstand friction and load stress, making them perfect for high-performance applications. Their robust designs help ensure that they perform reliably over time, providing stability and smooth movement in numerous machinery contexts. -
Question:
What are the dimensions of the SBR20UU bearing blocks?
Answer: The SBR20UU bearing blocks are specifically designed to fit the SBR20 linear rails. Typically, they feature a rectangular shape with predetermined internal dimensions to snugly fit around the rail while accommodating linear movement. Their precise design ensures exact alignment and minimizes play, making them critical in achieving smooth, controlled motion in automated setups. -
Question:
How does the linear motion application benefit from using SBR20?
Answer: Utilizing SBR20 linear rails in your linear motion applications provides enhanced accuracy and smoother movement. The rolling elements in the SBR20UU bearing blocks reduce friction significantly compared to sliding systems, resulting in faster speeds and stable positioning. This directly impacts the efficacy of automated machinery and robotics, contributing to increased productivity and precision in operations. -
Question:
What industries commonly use SBR20 linear rail systems?
Answer: SBR20 linear rail systems are widely utilized across various industries including manufacturing, robotics, woodworking, and electronics. They play a crucial role in applications such as CNC machining centers, pick-and-place robots, and 3D printing. Their adaptability and reliability make them an industry-standard choice for anyone needing precise linear motion in their machinery. -
Question:
Can I purchase the SBR20 linear rail kit online?
Answer: Yes, you can buy the SBR20 linear rail kit online. For customers in Paraguay, Ubuy offers a convenient platform to find and purchase this high-quality product. Ubuy is known for its extensive selection and reliable service, making it an excellent choice for sourcing components for automated machinery. -
Question:
Is maintenance required for SBR20 linear rails and bearing blocks?
Answer: Routine maintenance is recommended for SBR20 linear rails and bearing blocks to optimize their performance and longevity. Regularly checking for dirt or debris, lubricating the rails, and tightening any loose components will help maintain smooth operation. Maintaining these components is essential in environments with high usage or dust, ensuring that your automated machinery functions efficiently and effectively.
GUWANJI Linear Motion Guides Editorial Review
If you're looking for a high-quality linear guide rail for CNC machines or any other application requiring precise linear motion, the GUWANJI SBR20-400mm15.7 inch Linear Fully-Supported Rail is a great choice. This rail comes with 4 SBR20UU Block bearing blocks that ensure smooth and accurate linear motion. The rail can be mounted horizontally on a wall or floor, and it can handle a side load with a stopping mechanism. While the manufacturer does not specify the weight capacity of each bearing block, one customer estimated that each could handle up to 250 pounds, and adding more blocks could increase the overall weight capacity. Another customer mounted a 300-pound cabinet using these rails, so they should be able to handle household appliances or equipment. The mounting holes are spaced 1 1/2 inch apart, and M6 screws fit in the SBR20UU bearing blocks. One customer used these rails to hang a bookcase and found them to be suitable for that purpose. You can also line up two or more rails end-to-end to form a longer span, which is useful for larger projects. In summary, the GUWANJI SBR20-400mm15.7 inch Linear Fully-Supported Rail and 4Pcs SBR20UU Block is a versatile, high-quality linear guide rail that can be used for a wide variety of applications. It is fully supported and comes with bearing blocks that ensure smooth and accurate linear motion.
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Pros
- Can handle side loads and weight up to 300 pounds
- Can be wall-mounted or horizontally mounted on a floor
- Bearing blocks ensure smooth and accurate linear motion
- Spacing between mounting holes is 1 1/2 inch
Cons
- Weight capacity of bearing blocks is not specified by manufacturer
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8 September 2026 · via Trustpilot
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PYG 455446
Order now and get it around Tuesday, October 06
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Features & Benefits
- Complete Linear Rail Kit for automatic mechanical facilities under common accuracy
- High-precision linear bearings and adjustment handle for easy rail positioning
- Corrosion-resistant, high-strength, and wear-resistant materials
- Perfect combination of main axle bearing rail and aluminum alloy support
- Applicable for DIY CNC routers, lathes, bending machines, industrial robots, etc.
- Premier quality bearing blocks moves smoothly while using
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