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CMMG Complete Upper, Mk4 PDW, 300 BLK
548.9600

CMMG Complete Upper, Mk4 PDW, 300 BLK

Special Price $548.96 Regular Price $609.95

The Mk4 PDW Upper Group is CMMG’s smallest, most compact upper group equipped with the RKM7 KeyMod free floating hand guard and a nitrided 4140 CrMo steel barrel. This upper group is available in 300 BLK, 9mm Luger and 22LR; every upper group is covered by CMMG’s lifetime quality guarantee.

ALL NFA RULES APPLY

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Availability:In stock
Description
Specs:
  • Caliber: 300 Blackout
  • Barrel: 8.0”, 1:7 twist, medium taper, 4140CM, SBN
  • Muzzle: A2 comp., threaded 5/8-24
  • Hand Guard: CMMG RKM7 KeyMod hand guard
  • Receiver: Forged 7075-T6 AL M4 type upper
  • Gas Port Location: Pistol

Upper Group consists of:

  • Upper Receiver Assembly (Upper Receiver, Ejection Port Cover, Forward Assist)
  • Barrel Sub-Assembly
  • Hand Guard and Barrel Nut
  • Charging Handle
  • Bolt Carrier Group
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