16″ 300BLK Complete Upper CMMG/POF *DEMO*

$699.95 $399.95

1 in stock


*There may be slight scuff marks on the hand guard. They in no way affect quality or function. Built for a demo with approx 20 rounds fired.

**Are demos were all built with top name products to showcase them to local customers. All demos are completely function tested, test fired and headspaced to ensure performance. Satisfaction guaranteed.

With the options included, this is an absolute steal at this price.

Only one available.

All uppers are assembled using correct methods, torque values and assembly grease. Completely function Tested and test fired for guaranteed flawless performance.


  • Integrity Arms Milspec
  • M4 Feedramps
  • .250 takedown pin holes
  • Engraved T-marks
  • Includes port door and forward assist
  • 7075-T6 Forged Aluminum
  • Anodized Black


  • Integrity Slim Keymod Rail
  • Free Floating Design
  • 10″ (13oz with barrel nut)
  • 6061 T-6 Aluminum
  • Lightweight
  • Type III Hard Coat Anodized
  • Keymod Mounting Points at 3, 6 and 9 o’clock
  • Picatinny Rails Integrally Machined at 3, 6 and 9 o’clock at Muzzle End
  • QD Mount Points Front & Rear
  • Anti-Rotation Tabs
  • Full length Picattiny Top Rail (no gap with upper)
  • Made in U.S.A.


  • Integrity Premium M16/MPI
  • Carrier – M16 Type, Milspec 8620 Steel, Chrome Lined Internally, Phosphate Coated Externally and Heat Treated
  • Bolt – Stronger 9310 Alloy, Heat Treated & Shot Peened for Increased Strength.
  • Bolt – Individually Magnetic Particle inspected and Marked
  • Caliber – 5.56/.223, 300BLK
  • Extractor – S7 Tool Steel Hardened to 48-53 HRc, Upgraded Insert For Increased Tension
  • Firing Pin – Precision Machined Milspec Stainless Steel
  • Gas Key – Chrome Lined Internally and Secured with Grade 8 Hardened Fasteners Torqued to Spec & Properly Staked
  • 100% U.S. Made, Including Gas Key Fasteners


  • 16″ CMMG MR Profile 300BLK
  • 1:7 Twist Rate
  • Salt Bath Nitride Finish inside and out (Melonite)
  • Threaded 5/8-24
  • Carbine length gas port
  • .750″ Gas Block Journal
  • Made in U.S.A.


  • Billet Machined
  • Mil Spec
  • Hard Coat Anodized
  • Made in U.S.A.


There are no reviews yet.

Be the first to review “16″ 300BLK Complete Upper CMMG/POF *DEMO*”

Your email address will not be published. Required fields are marked *