CMMG .223 M4-LE Standard 16" Upper
- A mil-spec AR upper chambered in .223/5.56 NATO
- 16" barrel has a 1:9 twist and 11° recessed target crown
- Head spaced and test fired before delivery
Convert your AR rifle to a compact mil-spec shooter with an upper chambered in .223 Remington/5.56 NATO. Its mil-spec certified 4140 chrome-moly vanadium steel 16" barrel is magnetic-particle tested, has a 1:9 twist, sports an 11° recessed target crown and has been WASP treated. It has an A2 flash hider with a crush washer and a M4 single heat shield/handguard. The forged M4 upper receiver features a semiautomatic bolt carrier, is T-marked and has M4 feed ramp cuts. It’s also head spaced and test fired before it is shipped to ensure optimal performance. Standard gas-impingement operation.
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