This Bear Creek Arsenal AR-15 Complete .223 Wylde pistol upper has a 7.5" M4 barrel with a parkerized finish, and features a 1:7 twist, with a pistol length gas system. It includes the new 6.5" MLOK rail, a M4 flat-top 7075 forged upper receiver, a BCA Bolt Carrier Group, Flash Hider, and a rear charging handle. This .223 Wylde upper is compatible with any mil-spec AR-15 lower. Shop more .223 Wylde 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"}}