*30% less weight with BCA Talon split rail than regular MLOK !This BCA AR-15 complete .450 Bushmaster rifle length upper has a 16" heavy barrel with a 416R Stainless Steel finish, and features a 1:24 twist rate, with a carbine length gas system. It includes the BCA Talon 15" MLOK split rail, an M4 flat-top 7075 forged aluminum upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This .450 Bushmaster upper is compatible with any mil-spec AR-15 lower.Shop more .450 Bushmaster Uppers!Magazine not included. 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"}}