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1/2-28 threads!!! - FM Products Front Charge Mike-9 9mm Luger 5inch Upper Receiver

by Falko, Verified Owner from TX, United States Written on March 19, 2025
Review for FM Products Front Charge Mike-9 9mm Luger 5inch Upper Receiver
FM Products Front Charge Mike-9 9mm Luger 5inch Upper Receiver
FM Products Front Charge Mike-9 9mm Luger 5inch Upper Receiver
As Low As $379.00 Save Up to $43.01
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Falko's Review of FM Products Front Charge Mike-9 9mm Luger 5inch Upper Receiver

My upper shipped with 1/2-28 threads. I couldn’t get my 1/2-36 obsidian mount to screw on. Tried my rugged occulus with 1/2-28 and it went on perfect. Cost me an extra $70 for a new direct mount. So that sucks.
Would Recommend: Yes
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Last updated 2025-12-03 UTC.