Build- BLEM- Upper, 5.56, 11.5" Barrel QUAD 10.7"
Sale

Build- BLEM- Upper, 5.56, 11.5" Barrel QUAD 10.7"

SKU:
MO-450-1010-143
$469.95 $259.95
(No reviews yet)
Current Stock:
Adding to cart… The item has been added
Description

Stripped upper, add components if desired for a complete upper

Some barrels may have a cross pin slot for pinning a gas block

 

Upper

  • Barrel Length-11.5”
  • Barrel Material- 41V50 Button Rifled Barrel
  • Finish- Chrome Lined Phosphate 
  • Chamber 5.56 NATO
  • Twist Rate 1:7
  • Muzzle Device Milspec A2 birdcage
  • Extension- M4
  • Gas System- Carbine length
  • Gas Block- Low profile .750 Phosphate Finish
  • Upper Receiver- Forged 7075 T6 Aluminum, Precision Machined to M16/M4 Spec
  • Handguard- 10.7”, High Quality 6061 T6 Material Mlok with Proprietary Clamping System and Heavy-Duty Barrel Nut
  • Charging Handle- Milspec or Milspec with Enhanced Large Billet Latch
  • Weight-  4.1#

BCG

  • M16 Auto Profile Carrier Machined from Aircraft/ Bearing Quality 8620 Steel, Properly Heat Treated, Ground to Perfection, chrome lined phosphate comes standard
  • 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