This BCA AR-10 complete .308 rifle length upper has a 18" black nitride cold hammer forged SOCOM barrel, and features a 1:10 twist rate, with a mid length gas system. It includes the new 15" MLOK split rail, an M4 flat-top billet upper receiver, a BCA AR10 bolt carrier group, a flash hider, and a right side charging handle (Gen 2, patent protected). This .308 upper is compatible with 1st gen DPMS low profile lowers.Shop more .308 Uppers!Magazine not included. Check out Magazines here!{{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="56"}}{{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="98"}}{{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="91"}}{{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="42"}}