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How is the “flash” suppressor threaded on? Can it be removed and a suppressor adapter added? If so, what is the thread? — 1 Answer

by francotira, from FL, United States Asked on December 13, 2021

Name Primary Weapons Systems MK107 MOD 2-M 7.75in .223 Wylde Upper Receiver (5)
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Answered by Ethan, Gear Expert, from IL, United States, on March 11, 2022

The Primary Weapons Systems MK107 upper receiver uses the Primary Weapons Systems CQB Series Comp Muzzle Device designed for .223/5.56 calibers. It uses 1/2x28 TPI and can be threaded off and replaced with a muzzle device of your choosing.

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