This stainless steel optical post was originally manufacturer by Thorlabs. The post is 4 inches in overall length, has a 1.5 inch diameter, and contains a hole through the center of the post that has an inner diameter of 5.25mm or .20in. The pole cannot be magnetized, and has a 1/4-20 threaded hole on the top and bottom. 


Manufacturer Description:

Our Ø1.5" Mounting Posts, which are fabricated from nonmagnetic 303 stainless steel, offer a wide range of basic building blocks for assembling large, rigid, 3D structures. The post products detailed on this page are the most essential construction elements onto which a host of accessories can be fastened. The solid stainless steel construction of our posts, post spacers, and post bases are complimented by large-diameter relief cuts at end interface points to provide exceptional strength and rigidity.


Physical Condition Great
Working Condition Fully functional
Testing Condition Fully Tested

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Thorlabs P4 Stainless Steel Optical Post, 4 Inch, 1/4-20 Holes

  • Item ID: 254495
  • Brand: Thorlabs, Inc..
  • Model: P4
  • Availability: In Stock
  • Condition: Used
  • $29.00

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Tags: Thorlabs, Post, Holders, Stainless, Steel, Optical, Inch, 1/4-20, Holes