Home > Upper Receivers & Parts > BARRELED UPPER RECEIVERS >

CMMG MK4 PDW 9" .22LR Complete KeyMod Upper
CMMG MK4 PDW 9" .22LR Complete KeyMod Upper

MSRP $599.95
SALE PRICE: $349.95
Savings: $250.00

Stock Status :(Out of Stock)
Product Code: 22B8F26


CMMG MK4 PDW 9" .22LR Complete KeyMod Upper

The Mk4 PDW SBR or Pistol .22 LR dedicated Upper Group introduces CMMG’s RKM series of KeyMod free float hand guards. Includes a nitrided 4140 CrMo steel barrel.

  • Caliber: 22 long rifle
  • Barrel: 9”, 1:16 twist, M4 profile, 4140 CM, SBN
  • Muzzle: A2 comp., threaded 1/2-28
  • Hand Guard: CMMG RKM11 KeyMod hand guard
  • Receiver: Forged 7075-T6 AL M4 type upper

Upper Group consists of:

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

Share your knowledge of this product. Be the first to write a review »