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"}}