Integrity/Aero Precision 16in SUB-MOA Package – Wylde Chamber (223/556) **SALE**


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We put this package together to give the best overall value for an upper foundation package with a SUB-MOA guarantee. No shadowy specs here. Pay close attention to the options and you will see there is nothing that comes close for the money. Each package includes a headspaced matching complete bolt carrier group. Entire package is 100% made in the U.S.A.

BARREL – Integrity Arms ‘VINDICTA’ series Match Barrel

  • 16″ Barrel
  • Mid-Length Gas
  • SOCOM/Medium Contour
  • 2lb 2oz Weight
  • Ordnance Grade 416R Stainless Steel
  • Melonite (QPQ) Treated
  • Wylde Chamber (.223 or 5.56)
  • M4/Extended Feed Ramps
  • .750 Gas Block Area
  • .80″ Under the Handguards
  • 1/2×28 Thread Pitch
  • Fully Stress Relieved
  • Magnetic Particle Inspected
  • 1-8 Twist Rate
  • 5R Right Hand Rifling
  • 1 moa Guarantee (see faq)

UPPER RECEIVER – Aero Precision Assembled

  • M4 Feedramps
  • .250 takedown pin holes
  • Laser engraved T-marks
  • Includes port door and forward assist
  • 7075 T-6 Forging
  • Hard Coat Anodized

TRIGGER – Integrity Arms NiB-X 2 Stage

  • Machined and Hardened Surfaces
  • Milspec 8620 Tool Steel Trigger
  • Milspec 8620 Tool Steel Hammer
  • Proprietary NiB-X Nickel Boron Coating on Trigger & Hammer
  • Milspec 7075 Disconnect
  • 100% Pull Tested for Function
  • 1st Stage 2-2.5lb
  • 2nd Stage 4-4.5lb
  • Meets Pull Weight Requirement For Most Law Enforcement
  • Secondary Ground and Heat Treated
  • 100% Made in U.S.A.

TRIGGER/HAMMER PINS – Integrity Arms Anti-Walk

  • Spring Groove Machined into Component
  • No Slop
  • Standard AR15 Size, .154″
  • Works With AR15 or AR10
  • Button Head Machined into one end
  • Thread-Locking Cap Screws
  • Made in U.S.A.

BOLT CARRIER GROUP – Choice of Integrity Premium Blacknitride+ or Toolcraft EXO NiB


  • M16 profile 5.56/223/300BLK
  • Nitrided throughout assembly, including carrier and key
  • Carrier is Case Hardened 8620
  • Bolt is Case Hardened 9310 (7% stonger than C158)
  • True MIL-SPEC Dimension Bolt. External Surfaces Are CNC Ground After Heat Treat For Precision Fit
  • Magnetic Particle Tested/Marked
  • High Pressure Tested (Batch)
  • Shot Peened to Stress Relieve/Increase Tensile Strength
  • Extractor is heat treated 4140 alloy steel per MIL-SPEC w/ Crane (NAVSPECWAR) O-Ring & Spring
  • Extractor is Shot Peened per MIL-SPEC to Increase Tensile Strength
  • Gas Key is Heat Treated 4140 Steel Attached w/Grade 8 Fasteners Properly Staked Into Milled “Valley” To Ensure Proper Positioning
  • Cam Pin Is Hardened 4340 Steel
  • Firing Pin is Mil Spec 8740 Steel, Center-Less Ground and Hard Chrome Coated
  • Manufactured by a Current ISO 9001 Certified Company
  • All Parts Are 100% Made in the USA


  • M16 Profile
  • EXO Coated Parts Include: Carrier, Gas Key, Cam Pin, Bolt & Extractor
  • Inside Diameter is Coated As Well
  • 5.56mm, .223rem or 300BLK
  • Properly Staked EXO Coated Gas Key
  • Carpenter 158 Bolt, Shot Peened and MPI Tested/Marked
  • Extractor is AISI 4140 Or 4340 Gun Quality, Annealed, Cold Drawn & Stress Relieved To BHN 187/229
  • Properly Heat Treated/Quenched Milspec 8620 Steel
  • Proprietary EXO Coating (Nickel Boron)
  • Marked w/ Military Cage Code 1B1B6
  • CNC Machined To Exacting Specifications
  • Satisfaction Guaranteed
  • 100% U.S. Made in North Carolina


Additional information

Choose Option

Integrity Blacknitride+ BCG, Toolcraft EXO BCG


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