Centurion Arms MK12 18" 5.56 NATO 1:7 416R Stainless Steel Rifle Length Barrel - MK12B
In stock
Centurion Arms MK12 18″ 5.56 NATO 1:7 416R Stainless Steel Rifle Length Barrel
These are Crane Spec. MK12 barrels. These barrels are the result of tens of thousands of dollars in development done by the U.S. government to give our Special Operations guys the best weapon system they can have. We have spoken with many riflemen who have used these barrels in combat and have found unanimous satisfaction with their reliability and accuracy.
Specifications
- Material: 416R Stainless
- Barrel extension: M4 feed ramps
- Chamber: optimized for use with MK262 (Black Hills 77gr equivalent)
- Twist: 1 in 7 right hand
- Contour: for use with OPS Inc.
- Length: 18 in and threaded 1/2×28 for use with most common muzzle devices
- Weight: 2 lbs 6.3 oz
*****Centurion Arms barrels require no further break-in *****
***Requires gunsmith installation
| Weight | 38.3 oz |
|---|---|
| Finish | Stainless |
| Barrel Profile | Medium |
| Cartridge Compatibility | 5.56 NATO |
| Gas Block Journal | 0.75 |
| Barrel Length | 18 |
| Gas System Length | Rifle |
| Platform | AR-15 |
| Twist Rate | 1-7 |
| Muzzle Thread Pattern | 1/2×28 |
| MPN | MK12B |
| UPC | 6611 |
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.
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