Complete AR15 Upper Receiver- 5.56, 14.5" Chrome Lined Barrel, 13" MLOK

Complete AR15 Upper Receiver- 5.56, 14.5" Chrome Lined Barrel, 13" MLOK

SKU:
MO-450-1010-080-A
$509.95
(1 review)
Current Stock:
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Description

This has a optional pinned and welded muzzle device making it a legal rifle length 16"

• Barrel Length- 14.5” (16" OAL with pinned muzzle device)

• Barrel Material- 41V50 Button Rifled Barrel, Phosphate finish with Chrome Lined Bore and Chamber

• Chamber 5.56x45 NATO

• Twist Rate 1:7

• Muzzle Device KAK Extended A2 Flash Hider Pin and Welded

• Extension- M4

• Gas System- Midlength

• Gas Block- Low profile .750 Nitride Finish

• Charging Handle- Milspec with Enhanced Large Billet Latch

• Upper Receiver- Forged 7075 T6 Aluminum, Precision Machined to M16/M4 Spec

• Handguard- 13", High Quality 6061 T6 Material Mlok with Proprietary Clamping System and Heavy-Duty Barrel Nut

Weight- 4.2#

BCG (Chrome lined phosphate comes standard, K-SPEC Upgrade available)

  • Milspec M16 Auto Profile Carrier Machined from Aircraft/ Bearing Quality 8620 Steel, Properly Heat Treated, Ground to Perfection
  • Bolt is machined from a single piece aircraft/bearing quality 9310 steel, heat treated properly, precision ground, Shot Peened and MPI’d
  • Firing pin is machined to the mil-spec print from 8740, precision ground, and chrome plated
  • One Piece Billet Fully Machined Enhanced Extractor, Phosphate coated for Increased reliability and corrosion resistance
  • S7 tool steel ejector and extractor retaining pin
  • 4130 Gas Key, precision staked using our hydraulic staking machine
  • KAK Carrier Key Screws- T25 drive, Grade 8, Properly Heat Treated

Made in the USA

Additional Information
Caliber:
5.56
Type:
Chrome Lined Phosphate
Platform:
AR15
Pin and Weld:
Permanently attached muzzle device

Reviews

  • 5
    Great product for great price.

    Posted by Vitaliy Uvakin on March 26, 2025

    When KAK said complete upper, the meant it. Complete with charging handle and BCG for half price of what BCM would charge you. Good quality, accurate , consistent tight groups. Quick shipping and great communication. Thanks KAK team