This Bear Creek Arsenal AR-15 10.5" 17. HMR barrel has a blowback gas system, with a parkerized finish, and a 1:9 twist. Our AR-15 rifle barrels are made from the finest Chrome Moly Vanadium and precisely rifled for high accuracy at a great price. Use a Bear Creek Arsenal ar barrel in your AR15 next build and experience superior performance back 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.
|Material||4150 Chrome Moly Vanadium|
|Thread Pitch||1/2 x 28|
|Classification||AR Pistol Barrel|
What magazine/ammo does BCA recommend for each caliber?
These are brands that BCA uses in the facility to test fire our products. However, there are several brands that will also function properly. Caliber Magazine Ammo Grain Weight Ammo Brands BCA Status AR15 - 223/5...
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