Left Hand Complete AR15 Upper Receiver- 5.56, 12.5" Barrel, 11.7" MLOK, Mid length

SKU:
MO-450-1010-0063-A-LH-V
$599.95 - $729.95
(No reviews yet)
Current Stock:
Adding to cart… The item has been added

• Barrel Length- 12.5”

• Barrel Material- 41V50 Button Rifled Barrel, Nitride

• Chamber 5.56x45 NATO

• Twist Rate 1:7

• Muzzle Device Milspec A2 birdcage

• Extension- M4

• Gas System- Mid-length

• Gas Block- Low profile .750 Phosphate Finish

• Charging Handle- Milspec with Enhanced Large Billet Latch

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

• Handguard- 11.7" High Quality 6061 T6 Material Mlok with Proprietary Clamping System and Heavy-Duty Barrel Nut

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

  • 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

All KAK complete upper receivers are test fired for feed and function using commercially loaded ammunition