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Ergo barrel nut shims - 4 pack - Ergo Barrel Nut Shims - 4 Pack
by
Rick,
Verified Owner
from TX, United States
Written on April 9, 2021
This is a "must have" for assembling an upper that uses a traditional USGI barrel nut, where the barrel nut has to be timed correctly for the gas tube to be inserted. This 4-pack came packaged in Ergo packaging, and worked exactly as it should.
Would Recommend:
Yes
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