This BCA 6.5 Creedmoor Slick Side AR-10 Complete Upper has an 18" straight fluted barrel with a heavy profile, made of 416R with a stainless steel finish, Mil-Spec DPMS Low Profile, and features a 1:8 Twist Rate, and a rifle-length gas system. The Upper includes a 15" MLOK Rail, an M4 flat-top 7075 billet aluminum upper receiver, a BCA Bolt Carrier Group, and a Charging Handle. It is chambered in 6.5 Creedmoor and machined with AR-10 feed ramps in the barrel extension and features the new handguard. This 6.5 Creedmoor upper is compatible with 1st gen DPMS low profile lowers. This Slick Side upper has no forward assist or dust cover. Shop more 6.5 Creedmoor Uppers!Check out Magazines here!{{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="56"}}This BCA AR-15 Complete Upper, like all BCA products, is subjected to numerous QA/QC checks which for our firearms and complete upper receiver assemblies includes test firing prior to approval and shipment.Choose an upper designed by a US company and made in the USA. Choose Bear Creek Arsenal.{{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="42"}}