BC-15 | 5.56 NATO | 10.5" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System
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This Bear Creek Arsenal AR-15 10.5" M4 contour, parkerized 5.56 barrel has a carbine length gas system with a 1:7 twist rate. Our 5.56 parkerized rifle barrels are made from the finest 4150 Chrome Moly Vanadium and precisely rifled for high accuracy at a great price. Use a Bear Creek Arsenal ar barrel in your next AR15 build and experience superior performance backed by a lifetime warranty!
All finished barrels go through a 100% inspection process. Inspections Equipment includes CMMs and Air Gauges for the bores as well as visual and machine inspection.
Shop more 5.56 NATO Barrels! WARNING: This product can expose you to chemicals, such as lead and other petroleum products, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to the California P65 Warning site. Does not include gas block or gas tube 

| SKU | 1832-B556CM410.517(P) |
|---|---|
| Weight (lbs) | 1.200000 |
| Manufacturer | Bear Creek Arsenal |
| Magazine Capacity | N/A |
| Barrel Length | 10.5 |
| Profile | M4 Contour |
| Twist | 1:7 |
| Barrel Finish | Parkerized |
| Material | 4150 Chrome Moly Vanadium |
| Thread Pitch | 1/2 x 28 |
| Caliber | 5.56 NATO |
| Feed Ramp | M4 |
| Flutes | Non-fluted |
| Gas System | Carbine |
| Gas Block System | 0.750 |
| Classification | AR Pistol Barrel |
| Platform | AR-15 |
| Choke Tubes | No |
It is the responsibility of the consumer to ensure all state, local, federal, and ITAR regulations are followed.
* Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard/flash hider you receive.


WARNING: This product can expose you to chemicals, such as lead and other petroleum products, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to the California P65 Warning site.
Included
Included
BC-15 | 5.56 NATO Pistol | 10.5" Parkerized Contour - 0.75 | 1:7 Twist | Forging Lower | 4150 Carbine Length Gas System | MLOK Split Rail
BC-15 | 5.56 NATO Right Side Charging Pistol | 7.5" Parkerized M4 Barrel | 1:7 Twist | Pistol Length Gas System | 5" MLOK | No Magazine























