*30% less weight with BCA Talon split rail than regular MLOK !This BCA AR-15 complete .450 Bushmaster Bolt Action Style rifle length upper has a 18" heavy barrel with a parkerized finish, and features a 1:24 twist rate. It includes the BCA Talon 15" MLOK split rail, an M4 flat-top 7075 billet aluminum upper receiver, a BCA bolt carrier group, the BCA custom muzzle brake (PATENT PENDING),and a right-side bolt action style charger. This 450 Bushmaster upper is compatible with any mil-spec AR-15 lower. Customers in the states of CT, IL, and WA can ONLY purchase a bolt action style product from our website. Adding any other product to your cart will not allow you to check out. 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"}}{{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"}}