KAK Industry K-SPEC C158 AR-15 5.56/.223/300BLK Bolt Carrier Group - Chrome Lined Phosphate - 425-3312-001
In stock
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 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
