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12_59cac92c-ed1f-4586-b13b-49da81ff6b22 - Northline Parts

2Pcs SBR20-1800mm Linear Guide Rails with SBR20UU Bearing Blocks 4Pcs

Alligator_819_x_200_px - Northline Parts

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$161.99
Sale price  $161.99 Regular price 

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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

2Pcs SBR20-1800mm Linear Guide Rails with SBR20UU Bearing Blocks 4Pcs

Upgrade your precision machinery with this high-quality linear guide rail set. This premium aftermarket kit is designed to provide smooth, stable, and accurate linear motion for various industrial and DIY applications. Whether you are building a CNC router, a 3D printer, or a customized automation system, these rails and bearing blocks offer the durability and performance needed for consistent results without the high cost of original equipment manufacturer parts.

Key Features & Benefits

  • Smooth Motion: Hardened steel rails ensure low friction and minimal noise during operation.
  • High Precision: Designed for accurate positioning and repeatable performance.
  • Heavy-Duty Support: SBR20UU bearing blocks provide stable load-bearing capacity.
  • Corrosion Resistant: Built to withstand demanding workshop environments.
  • Complete Kit: Includes two 1800mm rails and four matching bearing blocks for immediate setup.

Compatible Models

  • Standard CNC Routers and DIY CNC Projects
  • Industrial Automation Systems
  • Precision Measuring Equipment
  • 3D Printers and Laser Engravers
  • Custom Linear Motion Assemblies

Product Specifications

  • Rail Type: SBR20 Linear Guide Rail
  • Length: 1800mm
  • Shaft Diameter: 20mm
  • Bearing Block Type: SBR20UU (Open Type)
  • Material: High-Carbon Steel and Aluminum Alloy

Frequently Asked Questions

Is this an OEM part?
No, this is a premium aftermarket replacement part designed to meet or exceed the performance of the original equipment.

How do I confirm compatibility?
To confirm fitment, please verify that your machine requires a 20mm diameter linear rail and has sufficient clearance for the 1800mm length. Comparing your existing rail and block dimensions to our specifications is the best way to ensure a perfect match.


Important: This is an aftermarket replacement part sold by Northline Parts. It is not made by the original equipment manufacturer unless specifically stated. Brand names, model names, and part numbers are used only to identify compatibility. Please compare your original part, photos, and fitment details before ordering.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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