Does the flash suppressor on an AR15 need to be torqued down to a specific tightness? Mine keeps trying to unscrew itself when I fire the rifle for a few dozen rounds. -
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TACBRO AR15 M16 M4 .223 5.56 Rifle 1/2 x 28 Thread Steel Crush Washer (5PCS), Gunsmithing Tools - Amazon Canada
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