KAK Industry K-SPEC C158 AR-15 5.56/.223/300BLK Bolt Carrier Group – Chrome Lined Phosphate – 425-3312-001

$219.95

+ Free Shipping
Guaranteed Safe Checkout

The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions. The K-SPEC is a truly plug and play BCG that will accommodate whatever configuration your mission requires.

For those running suppressed, the K-SPEC requires no additional tuning or tweaking of the gas or recoil systems to run reliably. Like all KAK BCGs, the K-SPEC is machined to the M16 full auto profile.

  • Designed to function reliably in the toughest conditions
  • Optimized for both Suppressed and Un-suppressed use, All uses – All Conditions
  • Dual Ejectors for enhanced reliability
  • Angled Carrier Rail Cuts for flawless function in adverse conditions and prolonged suppressed use
  • Downward Gas Ports to reduce gas blowback to shooter
  • Full Auto Profile
  • Permatex added between Gas Key and Carrier Mating Surface
  • Carrier- 8620 steel, outside rails, bolt runs, and gas bores ground to .0002 tolerances, chrome lined phosphate finish
  • Bolt- C158 steel, outside diameters ground to .0002 tolerances, MPI test, Shot peened, Phosphate finish
  • Firing Pin- 8740 steel, Swiss turned, heat treated, precision ground, chrome plated
  • Cam Pin – 4140 steel, Swiss turned, heat treated, Phosphate finish
  • Extractor- 4140 steel, fully machined, Phosphate finish
  • Extractor pin- S7 tool steel, ground, heat treated
  • Ejector- S7 tool steel, ground, heat treated
  • Gas key – 4130 steel, heat treated, secured with T25 torx fasteners, torqued to spec, staked with hydraulic staking machine, Chrome lined phosphate
  • 11.5 oz
Weight

11.5 oz

Bolt Material

Carpenter 158 Steel

Finish

Mag Phosphate

Cartridge Compatibility

.223/5.56 NATO/.300 BLK

Carrier Profile

M16

High Pressure Tested

Untested

Magnetic Particle Inspected

Magnetic Partical Inspected

Platform

AR-15

Bolt Finish

Mag Phosphate

MPN

425-3312-001

UPC

811163035637

Reviews

There are no reviews yet.

Be the first to review “KAK Industry K-SPEC C158 AR-15 5.56/.223/300BLK Bolt Carrier Group – Chrome Lined Phosphate – 425-3312-001”

Your email address will not be published.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

PlaceholderKAK Industry K-SPEC C158 AR-15 5.56/.223/300BLK Bolt Carrier Group – Chrome Lined Phosphate – 425-3312-001
$219.95