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Complete junk - UM Tactical Delrin Optic Shim

by Fredric, Verified Owner from SD, United States Written on December 29, 2023
Review for UM Tactical Delrin Optic Shim
UM Tactical Delrin Optic Shim
UM Tactical Delrin Optic Shim
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Fredric's Review of UM Tactical Delrin Optic Shim

I received the first one craked out of the shipping envelope the 2nd cranked in multiple spots and split while installing
Pros:
  • None
Cons:
  • Bad design
  • Poor material
  • terrible tolerence
Would Recommend: No
Was it helpful to you? Yes | No
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Last updated 2025-11-12 UTC.