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Q&A for Vltor Low Profile Gas Block, Screw Mount — 3 Questions & 3 Answers

Name Vltor Low Profile Gas Block, Screw Mount
$74.95 $67.46 Save 10%
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Q
Big Guy, member, from CA, United States, asked on December 12, 2019

Will this work on a Faxon 556 pencil barrel?

Expert Answer
A
Answered by Kurt Colbourne, Gear Expert, from IL, United States, on October 21, 2021

Yes, the MPN:GB-1S specifically should fit that barrel.

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Q
Richard, guest, from OH, United States, asked on April 06, 2019

I have a 16 inch barrel thats .750 inch diameter and pre-dimpled at .450 inch spacing. will this spacing work with the Viltor gas block.

Expert Answer
A
Answered by Ethan C., Gear Expert, from IL, United States, on November 14, 2019

Unfortunately Vltor has not provided the set screw spacing, even on their own site. We recommend contacting them directly, they should be able to provide you with that information. You can reach them here: https://www.vltor.com/contact-us/

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Q
CJ, guest, from PA, United States, asked on June 28, 2018

Well this work on an ar15

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A
Answered by Armando R., Gear Expert, from IL, United States, on September 28, 2018

Yes, it will but you will need to verify what diameter of gas block you need for your specific barrel.

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Last updated 2025-11-12 UTC.