Best current price£60.90from Vevor UK
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Vevor UK£60.90Visit shop VEVOR 3PCS Linear Rail 0.78-66 Inch, Linear Bearings and Rails with 4PCS HSR20 Bearing Block, Linear Motion Slide Rails plus for DIY CNC Routers Lathes Mills, Linear Slide Kit fit X Y Z Axis
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The VEVOR HSR 20 Linear Rail Set is designed for CNC enthusiasts, machinists, and engineers building or retrofitting precision machinery like lathes, milling machines, and automated positioning systems. Its primary benefit lies in providing smooth, low-friction, and stable linear motion across long spans, making it ideal for large-scale automation projects. Users should note that while the rails are robust and durable, they require careful alignment and maintenance to prevent debris accumulation, which can affect the smooth performance of the included HSR 20 UU blocks.
| Model Part Number | 010849176574 |
|---|---|
| Brand | VEVOR |
Yes, but they are hardened steel. You will need professional tools like an abrasive cutoff saw or a water-cooled metal saw to ensure a clean, square cut.
Yes, the rails come with pre-drilled holes for standard mounting hardware.
A standard lithium-based machine grease or a specialized linear bearing lubricant is recommended for best results.
While technically possible, HSR 20 rails are quite heavy and over-engineered for most 3D printers, which usually favor lighter-weight rails.
The blocks are provided as complete units. Please check your specific package contents upon arrival for the pre-installed seals and blocks.
The rails are made of high-strength steel. While durable, they are not stainless steel and should be kept lightly oiled to prevent surface oxidation.
Check the rail for debris or dents. If clean, ensure the mounting surface is perfectly level, as any warping in the base will cause the blocks to bind.
Apply fresh lubricant to the rails and check the bearing blocks for trapped chips or dust particles.
Verify that all mounting bolts are tightened and the rails are correctly aligned parallel to each other.
Installation requires a high degree of flatness on the mounting surface; using a dial indicator during installation is highly recommended to ensure the rails are parallel and level.
Compatibility: The HSR 20 series is a standard industrial form factor, making it compatible with most custom CNC machine frames using 20mm series standards.
Care Instructions:
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