This BCA AR-15 Complete rifle has a 20" barrel with a Heavy Weight profile, made of 416R Steel with a Stainless Steel finish, and features a 1:7 Twist Rate, a Rifle length gas system. It includes the new 15" MLOK Rail, an M4 flat-top forged upper receiver with forwarding assist, a BCA Bolt Carrier Group, a Flash Hider, and a right side Charging (Gen 2) Handle (patent Pending), and the BCA forged mil-spec AR15 Lower. It is chambered in .224 Valkyrie and machined with M4 feed ramps in the barrel extension.Shop more .224 Valkyrie Rifles!Bear Creek Arsenal manufactures all AR-15 rifles, complete upper assemblies, barrels, bolt carrier groups (bcg), and components in-house here in Sanford, NC. Choose an American-made AR-15 complete rifle from Bear Creek Arsenal, designed for high accuracy and backed by a lifetime warranty. 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"}}We can ship out to your local FFL and we will help you find one close to you! Use the drop-down menu and select the radius from your zip code. If we do not have their license on file, we can help you get it by reaching out for you via email or calling them! If you do not see the FFL you want it shipped to just email us at ffl@bearcreekarsenal.com and we can add them to our options.