This BCA AR-10 complete .308 rifle length upper has a 24" black nitride light-weight barrel, and features a 1:10 twist rate, with a rifle length gas system. This upper features our lightweight barrel profile which reduces weight by 1 lb. over traditional contours. It includes the new 15" MLOK split rail, an M4 flat-top forged upper receiver, a BCA AR10 bolt carrier group, a flash hider, and a rear charging handle. This 308 upper is compatible with 1st gen DPMS low profile lowers.Bear Creek Arsenal manufactures all AR-10 rifles, complete upper assemblies, barrels, bolt carrier groups (bcg), and components in-house here in Sanford, NC. Choose an American-made AR-10 complete upper assembly from Bear Creek Arsenal, designed for high accuracy and backed by a lifetime warranty. Visit our YouTube channel to see our AR15s and AR10s in action and get answers to common questions about your gun. Shop more .308 Uppers!Check out Magazines here!{{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="56"}}*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.{{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="42"}}