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12mm MGN12 Linear Guide Rail with MGN12H or MGN12C Block
Price range: $12.64 through $75.17
Pay now, in 4 interest-free payments of $3.16, or over 3–6 months
4 interest-free payments of $3.16
12mm wide MGN12 linear guide rail with your choice of MGN12H or MGN12C linear block. Custom lengths available, ideal for CNC machines and 3D printers.
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Estimated Delivery Time3–7 business days
Precision linear motion for your projects
The MGN12 series linear guide features a 12mm-wide rail paired with either an MGN12H or MGN12C linear block, providing smooth and accurate linear motion perfect for CNC machines and 3D printers.
Every unit is brand new and manufactured by RDBB in Mainland China, ensuring quality and reliability for your mechanical assemblies.
Custom length rails to suit your needs
Rails are cut to your specified length, allowing versatile application sizes from 100mm up to 800mm or more.
Minor length variations due to cutting are normal and do not affect performance.
- Length options from 100mm to 800mm available
- Rails can be custom-cut to any specified length
Preload options explained
Choose between light preload (Z0) for easy block movement with minimal resistance or medium preload (Z1) that requires more force to move the block, enhancing stability.
- Light preload allows free movement with reasonable power
- Medium preload enhances rigidity but requires pushing
Compatibility and performance
Blocks are optimally designed for use with RDBB rails to ensure smooth operation. Compatibility with other brand rails is not guaranteed.
Made without high-concern chemicals, offering safe usage in various environments.
Key specifications
- Rail width: 12mm
- Block types: MGN12H or MGN12C
- Preload classes: light (Z0) and medium (Z1)
- Origin: Mainland China, brand RDBB
What's in the box
- 1 x MGN12 linear rail (custom length)
- 1 x MGN12H or MGN12C linear block
Product FAQ
Frequently asked questions
01 What is the width of the MGN12 linear guide rail?
The linear guide rail has a width of 12mm.
02 What types of linear blocks come with the MGN12 rail?
You can choose either the MGN12H or MGN12C linear block with the rail.
03 Can I order the rail in different lengths?
Yes, the rail can be cut to any custom length you require.
04 What are the preload options available?
There are two preload classes: light (Z0), allowing free movement with light power, and medium (Z1), which requires pushing or power to move.
05 Is the block compatible with other brand rails?
The blocks are optimized for use with the accompanying RDBB rails; compatibility with other brands is not guaranteed.
06 What contents come with the package?
Each package includes one MGN12 linear rail at your chosen length and one MGN12H or MGN12C linear block.
07 Are there any safety or chemical concerns with this product?
The product contains no high-concern chemicals and is safe for use.
08 Where is this product manufactured?
This linear guide rail and block are manufactured by RDBB in Mainland China.
09 Will there be length variations in the rail?
Some minor cutting loss may occur; for example, a 400mm rail might measure around 399mm, which is normal.
10 How is the product shipped?
The product is shipped via Registered Air Mail with a tracking number, typically arriving within 7-15 days in the USA.
Discussion
4.8
Based on 17 reviews
Everything was fine, fast and well packaged.
Looks correct for my application
Perfect load with z1.
Good product, super reliable seller.
