Eccentric Spacer

(10 reviews) Write a Review
  • Eccentric Spacer
  • Eccentric Spacer
  • Eccentric Spacer


These Eccentric Spacers are the perfect solution for creating a pre-load from the V-Wheels to the V-Slot Linear Rail.

Pro-Tip: Eccentric Spacers comes with a divot on the outside which allows you to know at all times where the smallest part of the CAM hole is located.


Product Features 

  • Up to 1.5mm off center adjustment
  • Tension wheel to v-slot for a snug, locked on fit
  • Wide stance for stability

What is Included

  • (1) Eccentric Spacer

Product Specifications

  • Version - V7
  • 6mm or 1/4" CAM Height
  • 5mm Bore
  • Rim fits into a 7.12mm Hole
  • Stainless Steel
  • Color: Steel

Assembly/Support/Documentation/3D Models

Easy follow along assembly video - top notch awesome community support - open source files and documentation and examples.

Support CAD Files

This design or build includes OpenBuilds, LLC design work(s) shared Open Source under the CC BY-SA 4.0 License Terms and Conditions

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10 Reviews

  • 5
    Eccentric Spacers

    Posted by BC on Jul 28th 2021

    These Eccentrics are great and easy to adjust.

  • 5
    Solid eccentric spacers

    Posted by Matt on Jun 12th 2021

    High quality eccentric spacers. About 2x as much adjustment as the eccentrics that came on my Sidewinder X1.

  • 5
    eccentric spacer

    Posted by Sylvie Bouvard on Dec 24th 2018

    cool - love this little eccentric for adjusting the V- wheels

  • 5
    eccentric spacer

    Posted by Unknown on Aug 27th 2018

    made my tronxy printer ( tension on bed track ) adjustable

  • 5
    Adjustable Spacer

    Posted by Norman on Jul 12th 2018

    Allows accurate adjustment of V rollers to eliminate slop.

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