The BCA AR-10 Complete Upper Assembly has a 20" 416R Stainless steel Heavy barrel, a rifle length gas system, and a 1:8 twist rate. The barrel is chambered in .243 and is Mil-Spec DPMS Low Profile. The assembly includes a 15" MLOK Split Rail, a forged upper receiver with forward assist, bolt carrier group, flash hider and a rear charging handle.
Choose an upper designed by a US company and made in the USA. Choose Bear Creek Arsenal.
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*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.
|Material||416R Stainless Steel|
|Thread Pitch||5/8 x 24|
|Feed Ramp||AR-10 Feedramp|
|Gas System||Rifle Length|
|Gas Block System||0.750|
|Charging Style||Rear Charging|
|Classification||Complete Upper Assembly|
What platform pattern are your AR10 Uppers?
Our uppers are made based on the DPMS Gen1 Low Profile model. With the AR10, there are many different designs and models out there, and each company tends to create and design its own unique platform. For that reason, we cannot guarantee the fitment...
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...