This Bear Creek Arsenal AR-15 5.56 NATO Complete Rifle with a standard handguard and front sight has a 16" M4 Cold Hammer Forged barrel with a black nitride finish, and features a 1:8 twist rate, with a carbine length gas system. This 5.56 AR-15 includes a standard handguard and M4 front sight, a forged upper receiver, a BCA AR15 Bolt Carrier Group, Flash Hider, rear charging handle, and mil-spec forged AR-15 multicaliber lower. Shop more 5.56 NATO Rifle! 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="90"}} {{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"}}